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numbers: place value -------------------- Scenario: What is the millions digit of 2364349? Therefore: 2 Scenario: What is the ten thousands digit of 38569? Therefore: 3 Scenario: What is the thousands digit of 23448927? Therefore: 8 Scenario: What is the hundreds digit of 4050803? Therefore: 8 Scenario: What is the uni...
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probability: swr p sequence --------------------------- Step: Three letters picked without replacement from {d: 2, a: 1, c: 2}. What is prob of sequence adc? Answer: 1/15 Step: Calculate prob of sequence qffs when four letters picked without replacement from qssqqqfsfqsq. Answer: 2/495 Step: Four letters picked without...
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probability: swr p level set ---------------------------- What if: Two letters picked without replacement from {k: 6, y: 4, u: 1, t: 5}. What is prob of picking 1 k and 1 u? Derivation: 1/20 What if: What is prob of picking 1 v and 1 d when two letters picked without replacement from {v: 1, q: 1, u: 3, d: 4, t: 4}? Der...
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numbers: gcd ------------ Q/A: What is the greatest common divisor of 933420 and 195? Calculation: 15 Q/A: What is the highest common factor of 9 and 144? Calculation: 9 Q/A: What is the highest common divisor of 704 and 1276? Calculation: 44 Q/A: Calculate the greatest common divisor of 1 and 27. Calculation: 1 Q/A: W...
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measurement: time ----------------- Exercise: What is 525 minutes after 10:29 PM? Resolution: 7:14 AM Exercise: What is 49 minutes after 4:05 PM? Resolution: 4:54 PM Exercise: What is 14 minutes after 7:50 PM? Resolution: 8:04 PM Exercise: How many minutes are there between 12:31 AM and 8:44 AM? Resolution: 493 Exercis...
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numbers: is prime ----------------- Exercise: Is 9719 a composite number? Eval: False Exercise: Is 851406013 a prime number? Eval: True Exercise: Is 709035781 a prime number? Eval: True Exercise: Is 147165961 prime? Eval: True Exercise: Is 16406711 a composite number? Eval: False Exercise: Is 1732823 a composite number...
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numbers: is prime ----------------- Situation: Is 243213617 a prime number? Finding: False Situation: Is 11737917949 composite? Finding: False Situation: Is 4763159 prime? Finding: True Situation: Is 4101966977 prime? Finding: False Situation: Is 38584724341 a composite number? Finding: True Situation: Is 254295823 a c...
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arithmetic: nearest integer root -------------------------------- Task: What is 4746495 to the power of 1/2, to the nearest integer? Fix: 2179 Task: What is 29695878 to the power of 1/3, to the nearest integer? Fix: 310 Task: What is the third root of 34800742 to the nearest integer? Fix: 326 Task: What is 496331 to th...
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measurement: conversion ----------------------- Inquiry: What is 1/80 of a meter in micrometers? Explanation: 12500 Inquiry: How many months are there in eighty-seven fifths of a century? Explanation: 20880 Inquiry: Convert 2313161.7 hours to days. Explanation: 96381.7375 Inquiry: How many millilitres are there in 3/5 ...
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numbers: div remainder ---------------------- Case: What is the remainder when 31099 is divided by 798? A: 775 Case: What is the remainder when 1148938 is divided by 2992? A: 10 Case: What is the remainder when 2107397 is divided by 1053698? A: 1 Case: Calculate the remainder when 149950018 is divided by 1005. A: 1003 ...
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numbers: div remainder ---------------------- Inquiry: Calculate the remainder when 57885 is divided by 2388. Response: 573 Inquiry: Calculate the remainder when 1150 is divided by 271. Response: 66 Inquiry: Calculate the remainder when 7144 is divided by 723. Response: 637 Inquiry: What is the remainder when 1087682 i...
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probability: swr p level set ---------------------------- Item: Calculate prob of picking 2 h, 1 x, and 1 c when four letters picked without replacement from oogggccghgxgxogogo. Calculation: 0 Item: Two letters picked without replacement from lpwprrp. Give prob of picking 1 w and 1 r. Calculation: 2/21 Item: Two letter...
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numbers: place value -------------------- Task: What is the ten millions digit of 1976718129? Hence: 7 Task: What is the ten thousands digit of 27712? Hence: 2 Task: What is the thousands digit of 253168479? Hence: 8 Task: What is the units digit of 26348313? Hence: 3 Task: What is the ten millions digit of 1392904523?...
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measurement: time ----------------- Question: What is 231 minutes after 9:02 AM? Soln: 12:53 PM Question: How many minutes are there between 4:07 AM and 9:03 AM? Soln: 296 Question: How many minutes are there between 4:59 AM and 4:18 PM? Soln: 679 Question: What is 525 minutes before 4:51 PM? Soln: 8:06 AM Question: Ho...
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probability: swr p sequence --------------------------- Subject: Four letters picked without replacement from xtxuxyxletxte. What is prob of sequence xxly? Response: 1/858 Subject: Two letters picked without replacement from rqrcwnkwc. What is prob of sequence kc? Response: 1/36 Subject: Three letters picked without re...
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numbers: is prime ----------------- Situation: Is 334642201 a prime number? Compute: True Situation: Is 203057 a composite number? Compute: False Situation: Is 15643341853 a composite number? Compute: False Situation: Is 10583757683 composite? Compute: True Situation: Is 1830519409 a composite number? Compute: True Sit...
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numbers: div remainder ---------------------- Ask: Calculate the remainder when 782054 is divided by 5175. Clarification: 629 Ask: Calculate the remainder when 339 is divided by 23. Clarification: 17 Ask: Calculate the remainder when 2393647 is divided by 134. Clarification: 5 Ask: What is the remainder when 896 is div...
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measurement: conversion ----------------------- Situation: Convert 62113.37 micrometers to kilometers. Explanation: 0.00006211337 Situation: How many minutes are there in 17.107338s? Explanation: 0.2851223 Situation: What is 7.28 litres in millilitres? Explanation: 7280 Situation: What is three fifths of a litre in mil...
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numbers: gcd ------------ Request: Calculate the highest common factor of 1295 and 5. Thus: 5 Request: What is the highest common divisor of 603 and 18? Thus: 9 Request: Calculate the greatest common factor of 5969 and 47. Thus: 47 Request: What is the greatest common divisor of 248 and 352718? Thus: 62 Request: What i...
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numbers: place value -------------------- Qn: What is the hundred thousands digit of 1258387816? Fix: 3 Qn: What is the thousands digit of 24759984? Fix: 9 Qn: What is the hundred thousands digit of 128093425? Fix: 0 Qn: What is the thousands digit of 27354? Fix: 7 Qn: What is the hundreds digit of 16201? Fix: 2 Qn: Wh...
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numbers: is factor ------------------ Problem #: Does 45 divide 41596965? Resolution: True Problem #: Is 11251739 a multiple of 147? Resolution: False Problem #: Does 31 divide 771? Resolution: False Problem #: Does 62 divide 88983020? Resolution: True Problem #: Is 5457370 a multiple of 19? Resolution: True Problem #:...
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measurement: time ----------------- Problem: How many minutes are there between 1:29 PM and 6:12 PM? Sol: 283 Problem: How many minutes are there between 8:44 PM and 8:00 AM? Sol: 676 Problem: How many minutes are there between 1:53 PM and 9:47 PM? Sol: 474 Problem: How many minutes are there between 6:47 AM and 9:21 A...
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numbers: gcd ------------ Q/A: What is the greatest common divisor of 168 and 15480? A: 24 Q/A: What is the highest common divisor of 117 and 54? A: 9 Q/A: What is the highest common divisor of 759 and 18469? A: 253 Q/A: What is the highest common factor of 132 and 75202842? A: 66 Q/A: What is the greatest common facto...
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measurement: conversion ----------------------- Exercise: How many litres are there in 330.7517ml? Calculation: 0.3307517 Exercise: How many decades are there in 610.8714 centuries? Calculation: 6108.714 Exercise: How many nanometers are there in fourty-five halves of a micrometer? Calculation: 22500 Exercise: Convert ...
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arithmetic: nearest integer root -------------------------------- Question: What is 1329647 to the power of 1/8, to the nearest integer? Final Answer: 6 Question: What is 2423 to the power of 1/7, to the nearest integer? Final Answer: 3 Question: What is the cube root of 2154182302 to the nearest integer? Final Answer:...
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measurement: conversion ----------------------- Q=: How many weeks are there in 136.96879 days? Response: 19.56697 Q=: What is eleven halves of a millennium in months? Response: 66000 Q=: How many millennia are there in 0.3495618 centuries? Response: 0.03495618 Q=: Convert 0.0220463 millennia to decades. Response: 2.20...
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numbers: is factor ------------------ Problem: Is 28815 a multiple of 255? Solution: True Problem: Does 4 divide 10733? Solution: False Problem: Is 570380 a multiple of 20? Solution: True Problem: Does 91 divide 28732249? Solution: True Problem: Is 462 a multiple of 33? Solution: True Problem: Does 4 divide 4248? Solut...
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measurement: conversion ----------------------- Question: How many kilograms are there in three fifths of a tonne? A: 600 Question: What is one fifteenth of a century in months? A: 80 Question: Convert 41988.8 weeks to hours. A: 7054118.4 Question: What is 23/3 of a week in minutes? A: 77280 Question: How many millilit...
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probability: swr p sequence --------------------------- Problem: Three letters picked without replacement from zzzzzzkkzz. Give prob of sequence zkk. Workthrough: 1/45 Problem: Calculate prob of sequence hhww when four letters picked without replacement from {w: 5, h: 5}. Workthrough: 5/63 Problem: Two letters picked w...
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measurement: time ----------------- Test item: How many minutes are there between 12:46 AM and 3:26 AM? Gives: 160 Test item: What is 457 minutes after 8:45 PM? Gives: 4:22 AM Test item: What is 581 minutes after 8:16 AM? Gives: 5:57 PM Test item: How many minutes are there between 2:00 PM and 11:51 PM? Gives: 591 Test...
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arithmetic: nearest integer root -------------------------------- Example: What is the sixth root of 190888 to the nearest integer? Math A: 8 Example: What is 979 to the power of 1/10, to the nearest integer? Math A: 2 Example: What is the cube root of 1119 to the nearest integer? Math A: 10 Example: What is the third ...
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measurement: conversion ----------------------- Scenario: What is thirteen quarters of a millennium in years? A: 3250 Scenario: Convert 766.5156 millilitres to litres. A: 0.7665156 Scenario: Convert 86.33001 milligrams to kilograms. A: 0.00008633001 Scenario: Convert 9.09771 years to months. A: 109.17252 Scenario: Conv...
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probability: swr p level set ---------------------------- Example: Three letters picked without replacement from vviiivrvvvvirr. What is prob of picking 1 v and 2 r? Thus: 3/52 Example: What is prob of picking 1 x, 2 v, and 1 t when four letters picked without replacement from {v: 6, c: 1, x: 1, t: 2, j: 3}? Thus: 6/14...
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probability: swr p sequence --------------------------- Query: Four letters picked without replacement from frmrmmjmrfmm. What is prob of sequence rjfm? Steps: 1/330 Query: Calculate prob of sequence fso when three letters picked without replacement from {t: 1, g: 1, o: 1, f: 1, s: 4}. Steps: 1/84 Query: Calculate prob...
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numbers: is prime ----------------- Topic: Is 7723030277 composite? Therefore: False Topic: Is 210215 a composite number? Therefore: True Topic: Is 66799112447 prime? Therefore: True Topic: Is 32569 a prime number? Therefore: True Topic: Is 1740637 a prime number? Therefore: False Topic: Is 36777094 a composite number?...
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numbers: is factor ------------------ Let us solve: Is 80 a factor of 50349? Calculation: False Let us solve: Is 7 a factor of 161? Calculation: True Let us solve: Is 18898 a multiple of 22? Calculation: True Let us solve: Is 3736903 a multiple of 116? Calculation: False Let us solve: Is 12184625 a multiple of 25? Calc...
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numbers: place value -------------------- Problem #: What is the hundred thousands digit of 5904431062? Reply: 4 Problem #: What is the hundred thousands digit of 290134? Reply: 2 Problem #: What is the units digit of 383698180? Reply: 0 Problem #: What is the units digit of 82661? Reply: 1 Problem #: What is the units...
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numbers: gcd ------------ Problem: What is the greatest common factor of 468 and 684? Eval: 36 Problem: What is the greatest common divisor of 978397010 and 23260? Eval: 11630 Problem: What is the highest common factor of 25717026 and 986? Eval: 58 Problem: Calculate the greatest common factor of 6 and 3276. Eval: 6 Pr...
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probability: swr p sequence --------------------------- Problem: What is prob of sequence zc when two letters picked without replacement from zzc? Solution: 1/3 Problem: Two letters picked without replacement from cjjccjjcbcjjcccccjcj. Give prob of sequence jb. Solution: 2/95 Problem: Three letters picked without repla...
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numbers: is prime ----------------- Subquestion: Is 51271327 a composite number? Derivation: True Subquestion: Is 12323 composite? Derivation: False Subquestion: Is 513866869 composite? Derivation: False Subquestion: Is 2515 composite? Derivation: True Subquestion: Is 728779 prime? Derivation: False Subquestion: Is 417...
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numbers: div remainder ---------------------- Prompt: What is the remainder when 672 is divided by 330? = : 12 Prompt: What is the remainder when 9403 is divided by 19? = : 17 Prompt: Calculate the remainder when 78620 is divided by 63. = : 59 Prompt: Calculate the remainder when 7472140 is divided by 13586. = : 13426 ...
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numbers: gcd ------------ Situation: Calculate the greatest common divisor of 27 and 801. Solution: 9 Situation: What is the highest common divisor of 312526 and 15043? Solution: 307 Situation: Calculate the highest common divisor of 501 and 321. Solution: 3 Situation: What is the greatest common factor of 2166 and 4? ...
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numbers: is factor ------------------ Scenario: Is 10 a factor of 2296? Steps: False Scenario: Does 13 divide 7852? Steps: True Scenario: Is 615454 a multiple of 83? Steps: False Scenario: Does 142 divide 19170? Steps: True Scenario: Is 14 a factor of 54414? Steps: False Scenario: Is 19362 a multiple of 14? Steps: True...
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arithmetic: nearest integer root -------------------------------- Math Problem: What is 6380799 to the power of 1/6, to the nearest integer? Final Answer: 14 Math Problem: What is 83142407 to the power of 1/7, to the nearest integer? Final Answer: 14 Math Problem: What is 311486 to the power of 1/8, to the nearest inte...
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numbers: place value -------------------- Step: What is the units digit of 3084045? Ans: 5 Step: What is the ten thousands digit of 38923? Ans: 3 Step: What is the millions digit of 121075779? Ans: 1 Step: What is the hundreds digit of 1837870809? Ans: 8 Step: What is the tens digit of 62361395? Ans: 9 Step: What is th...
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numbers: gcd ------------ Prompt: What is the highest common divisor of 285062 and 46? Response: 46 Prompt: What is the greatest common divisor of 40245 and 8? Response: 1 Prompt: Calculate the highest common factor of 147568498 and 55. Response: 11 Prompt: Calculate the highest common divisor of 25625 and 287. Respons...
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numbers: place value -------------------- Math Q: What is the thousands digit of 3370653924? Gives: 3 Math Q: What is the tens digit of 549? Gives: 4 Math Q: What is the tens digit of 6390? Gives: 9 Math Q: What is the units digit of 63583320? Gives: 0 Math Q: What is the units digit of 1706102885? Gives: 5 Math Q: Wha...
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numbers: place value -------------------- Exercise: What is the hundreds digit of 3102? Steps: 1 Exercise: What is the units digit of 47598? Steps: 8 Exercise: What is the units digit of 411? Steps: 1 Exercise: What is the millions digit of 19837879? Steps: 9 Exercise: What is the ten thousands digit of 74610? Steps: 7...
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numbers: gcd ------------ Exercise: Calculate the highest common divisor of 1170 and 2070. Sol: 90 Exercise: What is the greatest common divisor of 42436 and 309? Sol: 103 Exercise: What is the highest common divisor of 8157 and 6? Sol: 3 Exercise: Calculate the greatest common divisor of 414 and 46. Sol: 46 Exercise: ...
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numbers: gcd ------------ Step: What is the highest common factor of 1431 and 10356147? Clarification: 1431 Step: What is the highest common divisor of 714 and 1734? Clarification: 102 Step: What is the highest common factor of 27 and 7389? Clarification: 9 Step: Calculate the greatest common divisor of 126065 and 1235...
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arithmetic: nearest integer root -------------------------------- Issue: What is the square root of 13419758 to the nearest integer? Fix: 3663 Issue: What is 28591 to the power of 1/4, to the nearest integer? Fix: 13 Issue: What is 13295 to the power of 1/6, to the nearest integer? Fix: 5 Issue: What is 38765755 to the...
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probability: swr p level set ---------------------------- Statement: Two letters picked without replacement from xkkkkqxqqrkqxkqqx. What is prob of picking 2 k? Soln: 15/136 Statement: Two letters picked without replacement from {c: 1, h: 19}. What is prob of picking 1 c and 1 h? Soln: 1/10 Statement: Calculate prob of...
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probability: swr p level set ---------------------------- Step: Two letters picked without replacement from phlbwlhwwyllwwlphbw. Give prob of picking 1 y and 1 p. Finding: 2/171 Step: Three letters picked without replacement from duqjjfddjjduddjdjjqd. Give prob of picking 1 u and 2 q. Finding: 1/570 Step: Calculate pro...
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numbers: div remainder ---------------------- Exercise: Calculate the remainder when 975 is divided by 19. Workthrough: 6 Exercise: Calculate the remainder when 56645 is divided by 73. Workthrough: 70 Exercise: What is the remainder when 84550 is divided by 158? Workthrough: 20 Exercise: What is the remainder when 1471...
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probability: swr p sequence --------------------------- Ask: What is prob of sequence zzz when three letters picked without replacement from kzzzzzzzzzzzzzzzkzz? Yields: 40/57 Ask: What is prob of sequence vo when two letters picked without replacement from mmjvaajjjajo? Yields: 1/132 Ask: What is prob of sequence hh w...
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numbers: place value -------------------- Exercise: What is the units digit of 88591? Ans: 1 Exercise: What is the hundred thousands digit of 13939657? Ans: 9 Exercise: What is the tens digit of 33675416? Ans: 1 Exercise: What is the hundreds digit of 955? Ans: 9 Exercise: What is the ten thousands digit of 179197? Ans...
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numbers: lcm ------------ Problem Statement: What is the common denominator of -145/108 and -59/120? Ans: 1080 Problem Statement: Calculate the lowest common multiple of 398193 and 663655. Ans: 1990965 Problem Statement: Find the common denominator of -12/55 and 67/154825. Ans: 154825 Problem Statement: Calculate the l...
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probability: swr p sequence --------------------------- Given: Calculate prob of sequence qqw when three letters picked without replacement from qqgsbqasbaqaqqaaqsqw. Workthrough: 7/855 Given: Calculate prob of sequence yy when two letters picked without replacement from {x: 5, y: 9}. Workthrough: 36/91 Given: Two lett...
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numbers: is prime ----------------- Exercise: Is 9246773 a composite number? Yields: True Exercise: Is 402821891 composite? Yields: True Exercise: Is 917751707 a prime number? Yields: True Exercise: Is 984513 a composite number? Yields: True Exercise: Is 167507 a composite number? Yields: True Exercise: Is 3087329303 a...
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probability: swr p sequence --------------------------- Q-: Calculate prob of sequence grie when four letters picked without replacement from {r: 1, e: 1, i: 1, w: 1, g: 1}. Conclusion: 1/120 Q-: Three letters picked without replacement from hjhhjhhhhhhhhj. What is prob of sequence jhh? Conclusion: 55/364 Q-: Four lett...
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numbers: place value -------------------- Prompt: What is the units digit of 17966443? Therefore: 3 Prompt: What is the units digit of 30368? Therefore: 8 Prompt: What is the tens digit of 557? Therefore: 5 Prompt: What is the tens digit of 1381656? Therefore: 5 Prompt: What is the hundred thousands digit of 407218? Th...
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numbers: place value -------------------- Math Q: What is the thousands digit of 12291443? Response: 1 Math Q: What is the hundreds digit of 765? Response: 7 Math Q: What is the units digit of 166? Response: 6 Math Q: What is the ten thousands digit of 38568132? Response: 6 Math Q: What is the millions digit of 2129389...
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numbers: is prime ----------------- Let us solve: Is 791443799 a composite number? A: False Let us solve: Is 20089737193 a composite number? A: False Let us solve: Is 93564581161 a prime number? A: True Let us solve: Is 157016031 composite? A: True Let us solve: Is 325709 composite? A: False Let us solve: Is 6671 a com...
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arithmetic: nearest integer root -------------------------------- Problem Statement: What is 305847804 to the power of 1/3, to the nearest integer? Workthrough: 674 Problem Statement: What is 665651162 to the power of 1/9, to the nearest integer? Workthrough: 10 Problem Statement: What is the square root of 5771524 to ...
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numbers: gcd ------------ Inquiry: Calculate the greatest common divisor of 120 and 24612360. Eval: 120 Inquiry: What is the greatest common factor of 418 and 88? Eval: 22 Inquiry: What is the greatest common divisor of 16354 and 30715328? Eval: 1258 Inquiry: Calculate the highest common factor of 3753 and 5421. Eval: ...
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probability: swr p level set ---------------------------- Let us solve: What is prob of picking 2 e, 1 r, and 1 o when four letters picked without replacement from {e: 2, o: 6, r: 4}? Derivation: 8/165 Let us solve: Two letters picked without replacement from cyyccyycycd. What is prob of picking 2 d? Derivation: 0 Let ...
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numbers: place value -------------------- Problem: What is the units digit of 2888? Result: 8 Problem: What is the tens digit of 1561? Result: 6 Problem: What is the hundreds digit of 388468473? Result: 4 Problem: What is the ten thousands digit of 78083? Result: 7 Problem: What is the units digit of 396142? Result: 2 ...
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measurement: time ----------------- Challenge: What is 546 minutes after 12:25 AM? Sol: 9:31 AM Challenge: What is 428 minutes after 6:52 PM? Sol: 2:00 AM Challenge: What is 634 minutes before 6:17 PM? Sol: 7:43 AM Challenge: What is 152 minutes after 2:55 AM? Sol: 5:27 AM Challenge: What is 360 minutes before 6:37 PM?...
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numbers: is prime ----------------- Part A: Is 25969 prime? Compute: True Part A: Is 29737789787 a composite number? Compute: False Part A: Is 53843681 composite? Compute: False Part A: Is 240900353 a composite number? Compute: True Part A: Is 5237138059 composite? Compute: False Part A: Is 20165274611 a prime number? ...
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arithmetic: nearest integer root -------------------------------- Puzzle: What is 38 to the power of 1/3, to the nearest integer? Math A: 3 Puzzle: What is 3000573494 to the power of 1/2, to the nearest integer? Math A: 54777 Puzzle: What is the square root of 24420 to the nearest integer? Math A: 156 Puzzle: What is t...
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numbers: is factor ------------------ Statement: Is 31 a factor of 23188? Eval: True Statement: Is 17 a factor of 24304? Eval: False Statement: Does 3061 divide 864084976? Eval: False Statement: Does 1243 divide 4739681685? Eval: False Statement: Does 45 divide 52977330? Eval: True Statement: Does 26 divide 4031528? Ev...
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numbers: is factor ------------------ Example: Does 27 divide 45511335? Clarification: True Example: Is 841770 a multiple of 10? Clarification: True Example: Is 4 a factor of 6967520? Clarification: True Example: Does 26 divide 39235144? Clarification: True Example: Does 230 divide 817022? Clarification: False Example:...
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numbers: is prime ----------------- Conundrum: Is 892516517 a composite number? Response: True Conundrum: Is 113316719 a composite number? Response: False Conundrum: Is 189525863 prime? Response: False Conundrum: Is 19219205 prime? Response: False Conundrum: Is 1120786 a prime number? Response: False Conundrum: Is 2069...
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numbers: gcd ------------ Example: What is the highest common factor of 108 and 53793? Steps: 9 Example: Calculate the highest common divisor of 4008430146 and 2478. Steps: 2478 Example: Calculate the highest common divisor of 70 and 407918. Steps: 14 Example: What is the highest common divisor of 48 and 492? Steps: 12...
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probability: swr p level set ---------------------------- What if: What is prob of picking 1 y, 1 o, and 2 f when four letters picked without replacement from qyhqmffmo? →: 1/126 What if: What is prob of picking 1 m and 1 g when two letters picked without replacement from {u: 4, m: 1, y: 2, k: 3, v: 2, g: 2}? →: 2/91 W...
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numbers: is prime ----------------- Case: Is 1312345994 composite? Derivation: True Case: Is 3209675927 a prime number? Derivation: True Case: Is 1843365169 composite? Derivation: False Case: Is 11281 a composite number? Derivation: True Case: Is 80737 a prime number? Derivation: True Case: Is 748650349 prime? Derivati...
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numbers: place value -------------------- Example: What is the thousands digit of 1104806893? Therefore: 6 Example: What is the tens digit of 24037? Therefore: 3 Example: What is the tens digit of 1181880614? Therefore: 1 Example: What is the hundreds digit of 75080? Therefore: 0 Example: What is the hundreds digit of ...
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numbers: div remainder ---------------------- Given: What is the remainder when 202796 is divided by 259? Outcome: 258 Given: What is the remainder when 18612528 is divided by 1511? Outcome: 30 Given: Calculate the remainder when 95 is divided by 19. Outcome: 0 Given: What is the remainder when 1620 is divided by 772? ...
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numbers: is prime ----------------- Problem: Is 18806 a composite number? Solution: True Problem: Is 7331 composite? Solution: False Problem: Is 4192527263 a prime number? Solution: False Problem: Is 48847 a composite number? Solution: False Problem: Is 134303 prime? Solution: False Problem: Is 26588203 prime? Solution...
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probability: swr p sequence --------------------------- Ask: Three letters picked without replacement from {p: 1, a: 1, i: 1, z: 1, h: 1, x: 2}. What is prob of sequence azi? Math A: 1/210 Ask: What is prob of sequence qqf when three letters picked without replacement from {n: 5, f: 3, q: 3, h: 1}? Math A: 3/220 Ask: T...
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probability: swr p level set ---------------------------- Prompt: Three letters picked without replacement from {y: 15, f: 4}. Give prob of picking 3 y. Answer: 455/969 Prompt: Two letters picked without replacement from {o: 2, j: 5}. Give prob of picking 2 o. Answer: 1/21 Prompt: Calculate prob of picking 4 i when fou...
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numbers: is prime ----------------- Math Q: Is 20520611 composite? Thus: True Math Q: Is 4677179 prime? Thus: False Math Q: Is 5579190013 a prime number? Thus: True Math Q: Is 31168218703 prime? Thus: True Math Q: Is 2829383 a composite number? Thus: False Math Q: Is 2933016917 composite? Thus: False Math Q: Is 15307 c...
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probability: swr p level set ---------------------------- Question: Two letters picked without replacement from ararrsrasrrrssssa. What is prob of picking 1 a and 1 s? Answer: 3/17 Question: What is prob of picking 1 o and 1 j when two letters picked without replacement from {x: 2, z: 2, o: 3, j: 2}? Answer: 1/6 Questi...
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probability: swr p level set ---------------------------- Statement: Calculate prob of picking 3 k and 1 u when four letters picked without replacement from {p: 5, k: 7, u: 7}. Key: 245/3876 Statement: Four letters picked without replacement from {c: 1, o: 1, x: 2}. What is prob of picking 2 o, 1 x, and 1 c? Key: 0 Sta...
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numbers: is prime ----------------- Let: Is 3641494487 a composite number? Interpretation: False Let: Is 4682280991 composite? Interpretation: True Let: Is 316718543 a composite number? Interpretation: True Let: Is 66379367 composite? Interpretation: False Let: Is 1779952781 a composite number? Interpretation: True Let...
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numbers: place value -------------------- Statement: What is the millions digit of 1948689173? Eval: 8 Statement: What is the hundreds digit of 3006? Eval: 0 Statement: What is the units digit of 2053313? Eval: 3 Statement: What is the tens digit of 7914539? Eval: 3 Statement: What is the hundreds digit of 3452? Eval: ...
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probability: swr p level set ---------------------------- Q/A: What is prob of picking 2 m when two letters picked without replacement from {k: 5, m: 5}? Eval: 2/9 Q/A: Calculate prob of picking 3 z and 1 w when four letters picked without replacement from {m: 1, z: 3, y: 1, d: 3, w: 3}. Eval: 1/110 Q/A: Four letters p...
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probability: swr p level set ---------------------------- Task: What is prob of picking 4 n when four letters picked without replacement from {w: 4, n: 7}? Outcome: 7/66 Task: What is prob of picking 1 y, 1 j, and 1 x when three letters picked without replacement from xjjqyxxqbjyj? Outcome: 6/55 Task: Four letters pick...
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numbers: is factor ------------------ Question: Is 22 a factor of 35869? Math A: False Question: Is 45109337 a multiple of 13? Math A: True Question: Does 2 divide 14993? Math A: False Question: Does 13 divide 33566? Math A: True Question: Does 3364 divide 426349639? Math A: False Question: Is 77627 a multiple of 87? M...
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arithmetic: nearest integer root -------------------------------- Request: What is the third root of 6937 to the nearest integer? →: 19 Request: What is the seventh root of 595003152 to the nearest integer? →: 18 Request: What is 4271 to the power of 1/3, to the nearest integer? →: 16 Request: What is the square root o...
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measurement: time ----------------- Exercise: What is 90 minutes after 3:49 AM? Fix: 5:19 AM Exercise: How many minutes are there between 9:01 AM and 7:37 PM? Fix: 636 Exercise: What is 328 minutes after 7:25 AM? Fix: 12:53 PM Exercise: What is 324 minutes before 11:25 PM? Fix: 6:01 PM Exercise: How many minutes are th...
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measurement: time ----------------- Case: How many minutes are there between 11:22 PM and 7:09 AM? Soln: 467 Case: What is 473 minutes before 5:33 AM? Soln: 9:40 PM Case: What is 355 minutes before 1:01 AM? Soln: 7:06 PM Case: How many minutes are there between 11:47 PM and 2:23 AM? Soln: 156 Case: How many minutes are...
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probability: swr p level set ---------------------------- Math Problem: Calculate prob of picking 4 u when four letters picked without replacement from {u: 5}. Resolution: 1 Math Problem: What is prob of picking 1 d and 2 n when three letters picked without replacement from {o: 2, d: 7, n: 2}? Resolution: 7/165 Math Pr...
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probability: swr p level set ---------------------------- Problem: Calculate prob of picking 2 e and 1 y when three letters picked without replacement from eeyyeeyeymekys. Soln: 75/364 Problem: What is prob of picking 1 d and 3 i when four letters picked without replacement from iibdiddd? Soln: 2/35 Problem: Four lette...
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probability: swr p sequence --------------------------- Problem Statement: Three letters picked without replacement from {i: 4, e: 10}. Give prob of sequence eee. Steps: 30/91 Problem Statement: What is prob of sequence xy when two letters picked without replacement from bfablxy? Steps: 1/42 Problem Statement: Three le...
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numbers: div remainder ---------------------- Q.: Calculate the remainder when 525770 is divided by 3266. Key: 3210 Q.: What is the remainder when 1577504 is divided by 47? Key: 43 Q.: What is the remainder when 1289992 is divided by 651? Key: 361 Q.: Calculate the remainder when 48508 is divided by 147. Key: 145 Q.: C...
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measurement: time ----------------- Issue: How many minutes are there between 2:10 AM and 11:55 AM? Yields: 585 Issue: What is 172 minutes after 11:44 PM? Yields: 2:36 AM Issue: How many minutes are there between 5:08 AM and 1:13 PM? Yields: 485 Issue: How many minutes are there between 5:52 PM and 10:50 PM? Yields: 29...
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numbers: is factor ------------------ Math Problem: Does 245 divide 8115150? Result: False Math Problem: Is 94 a factor of 135078? Result: True Math Problem: Is 27966552 a multiple of 1847? Result: False Math Problem: Does 4 divide 1112611070? Result: False Math Problem: Is 5 a factor of 2070? Result: True Math Problem...
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arithmetic: nearest integer root -------------------------------- Q: What is the third root of 190885290 to the nearest integer? Hence: 576 Q: What is the square root of 38136118 to the nearest integer? Hence: 6175 Q: What is the eighth root of 698338658 to the nearest integer? Hence: 13 Q: What is the third root of 11...
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measurement: time ----------------- Q/A: What is 331 minutes before 1:48 PM? Derivation: 8:17 AM Q/A: How many minutes are there between 12:05 PM and 7:30 PM? Derivation: 445 Q/A: How many minutes are there between 9:32 AM and 2:41 PM? Derivation: 309 Q/A: How many minutes are there between 4:01 PM and 12:17 AM? Deriva...
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