row_id
int64
0
36.7k
QuestionId
int64
31.8k
109k
QuestionText
stringclasses
15 values
MC_Answer
stringclasses
49 values
StudentExplanation
stringlengths
1
586
Category
stringclasses
6 values
Misconception
stringclasses
35 values
13,400
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the common denominator is 30 meaning 9x2 = 18 then you do 18 divided by three for your answer.
True_Correct
null
13,401
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the common multiple is 30 and you have to times it by 2 so it’s 18 then you times 10 by 3 and 6 go’s into 18 3 times so it’s 6
True_Correct
null
13,402
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the denominators are in the 5 times tables and the 10 is multiplied by 2 so therefore A is aswell , making it 6.
True_Misconception
Irrelevant
13,403
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the denominators go into 30 and 18/3=6
True_Correct
null
13,404
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the difference between 15 and 9 is 6.
True_Misconception
Additive
13,405
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the lcm is 30 and 9 x 2 = 18 so 18 divided by 3 =6
True_Correct
null
13,406
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the lowest common denominator is 30 and 9 x 2 is 18, and divide it by 3 is 6 so A is 6
True_Correct
null
13,407
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the numbers go up in 5s so it is 6
True_Misconception
Irrelevant
13,408
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the numerator is the three times tables and denominations are in the five time tables. Which means it is 6/10.
True_Misconception
Irrelevant
13,409
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the original fraction is 3/5 so you multiply 3 by 2 and multiply 5 by 2 so the answer is 6/10.
True_Correct
null
13,410
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the other answer are wrong
True_Neither
null
13,411
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because the ratio of 10:15 so it would be 6:9 which is 2/3
True_Correct
null
13,412
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because their equivalent
True_Correct
null
13,413
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because there is more than half so it can’t be a or b and d is to high
True_Neither
null
13,414
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because they have to have the same denominator which would be 30. 15 multiplied by 2 is 30
True_Correct
null
13,415
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because to work out a tenth I divided nine fifteenths by three and then multiplied it by two to get six twelfth.
True_Correct
null
13,416
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because to work out a tenth i divided nine fifteenths by 3 and multiplyed it by two to get 6 tenths.
True_Correct
null
13,417
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because we have to make the denominator the same as each other and the closest one was 30. This means we would have to time the fraction 9/15 by 2 to give us our answer of 6
True_Correct
null
13,418
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because when 9/15 is simplified, you get 3/5. When you multiply this to get a common denominator, you get 6/10. Therefore 'A' is 6.
True_Correct
null
13,419
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because when I make a common factor which is 30 with the denominators I do the same to the numerator ending up with 18/ 30 that must be equal to A/10 so I convert it back to tenths which equals 6/10.
True_Correct
null
13,420
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because you divide 9/15 by 1.5 and that is 6/10
True_Correct
null
13,421
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because you divide the two denominators by the same number which Is 5 I then times both of these answers to get 6
True_Neither
null
13,422
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because you have to first find out what 15 has to be divided by to get 10. Then you use that number to divide it by 9.
True_Correct
null
13,423
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because you have to turn them into equivalent fractions then you need to divide 90 by 15 which is 6
True_Correct
null
13,424
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because you need to convert the denominators so they are equivalent and they both go into 30 and you have to times 15 and 9 by 2 which gives you 18/30 so the other must equal the sa,e so then you divide by 3 which gives you 6
True_Correct
null
13,425
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because you need to get 30 as the denominator. Then, find the similarities to find out A.
True_Neither
null
13,426
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because, if you simplify 9/15 you would get 3/5. 3 x 2 is 6 and 5 x 2 is 10. I think 6 is the value of A.
True_Correct
null
13,427
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because... 9/15 could be equal to 3/5. Then 3/5 x 2 = 6/10 x 2 = 9/15. It's going up in 3's.
True_Correct
null
13,428
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this because...(your explanation will be seen by your teacher)
True_Neither
null
13,429
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this becauuse 9/15 is 3/4 so what is half is the answer.
True_Neither
null
13,430
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because I did 10 is 2 / 3 of 15 and 2 2 of 9 is 6.
True_Neither
null
13,431
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because I found with a denominator the 10, so I got 6 for the numerator.
True_Neither
null
13,432
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because I shaded a circle with fifteen parts nine times to get 9/15 and did thee same with another circle split into ten parts, and then I colored it so that it looked like 9/15.
True_Correct
null
13,433
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because firstt I got 9/15 and then I drew all the equivalents and got 6/10.
True_Correct
null
13,434
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because if you simplify 6/10 and 9/15 you would get the same answer which is 3/5.
True_Correct
null
13,435
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because if you simplify9/15 you grt 3/5 and then you times that by 10, and it comes out to 6.
True_Correct
null
13,436
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because the numbers go up in 5s, so it is 6.
True_Misconception
Irrelevant
13,437
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is because you simplify 9/15 then times by 2
True_Correct
null
13,438
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is the answer because 9/15 is equivalent to 3/5, which means that the fraction would also be equivalent to 6/10. The denominator increases by 5 and the nominator increases by 3.
True_Correct
null
13,439
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is the answer because from 10 to 15 you have to times it by 1.5 so you have to divide 9 by 1.5 which equals 6
True_Correct
null
13,440
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this is the answer because, I rounded 9/15 to 3/5. 3/5 is equal to 6/10 so I chose C.
True_Correct
null
13,441
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this since they are both equivalent fractions.
True_Correct
null
13,442
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this since they are both equivalent fractions.
True_Neither
null
13,443
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think this, because 9 over 15 is simplified to 3/5, and 3/5 times 2 would be 6 over 10.
True_Correct
null
13,444
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I think thiss because 9/15 is also 3/5 and that is 6/10.
True_Correct
null
13,445
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I thinkk this because if 10 by 15 is just in the same multiplication, and so 3 times 2 is 6.
True_Misconception
Irrelevant
13,446
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I this because I found a common numerator
True_Neither
null
13,447
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I this because when I divided 9 by 15 I got 0.6 and because A is dived by ten I multiplied it by that and got 6.
True_Correct
null
13,448
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I tried all of them c was the only one that was correct
True_Neither
null
13,449
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I turned 9/15 into 30ths and I did the same with 10 and it turned out the answer was 6 .
True_Correct
null
13,450
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I turned 9/15 into fifths then turned that answer into tenths.
True_Correct
null
13,451
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I turned the denominator to 30 and then timesed the numerator by the same and saw what was timesed by 3 to get that.
True_Correct
null
13,452
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I turned the denominator to 30 and then timesed the numerator by the same so that it was timed by 3 to get that.
True_Correct
null
13,453
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I turned the fractions into 30ths so 9 15ths as 30ths is 18 then I divided 18 by 3 giving me c
True_Correct
null
13,454
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I turned the fractions into 30ths so 9 15ths as 30ths is 18 then I divided 18 by 3 giving me c
True_Correct
null
13,455
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I used my number knowledge and times tables to work out my answer.
True_Neither
null
13,456
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I used my timetables to determine the number.
True_Neither
null
13,457
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I used my timetables to figure out the number
True_Misconception
Irrelevant
13,458
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I used the common multiple of 30 and times 9 by 2 and figured out what fitted into 18 three times
True_Correct
null
13,459
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked it out in my book and I got the answer.
True_Neither
null
13,460
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked it out in my head
True_Neither
null
13,461
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked it out in my head using conversion
True_Neither
null
13,462
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked it out in my head.
True_Neither
null
13,463
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked it out on my white board
True_Neither
null
13,464
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked it out on my whiteboard
True_Neither
null
13,465
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out 15 divided by 10 which equals 1.5, I then divided 9 by 1.5 which gave me an answer of 6
True_Correct
null
13,466
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out and checked it
True_Neither
null
13,467
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out how many 3 go into 18 and hat was 6
True_Correct
null
13,468
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out in my brain
True_Neither
null
13,469
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out that 9/15 isn't in its simplest form, it's simplest form is 3/5. If I times 3/5 by 2, I get 6/10. This is why I think that A=6/10.
True_Correct
null
13,470
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out that I had to work out what 2 thirds of 9 is and it is 6.
True_Correct
null
13,471
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out that if I simplify 9/15 to 3/5 and x it by 2 to get 6/10
True_Correct
null
13,472
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
I worked out the donominators and then found out the numerator
True_Correct
null
13,473
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
IF YOU CONVERT THE FRACTIONS TO A DECIMAL OF 30 9 BECOMES 18 AND SINCE 10 GOES INTO 30 3 TIMES 6X3 =18
True_Correct
null
13,474
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
IT IS C BECUSE IF YOU DIVIDE IT BY YOU YOU GET 3 AND 3X3 =9
True_Misconception
Irrelevant
13,475
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If 10 was 5, A would be 3. 5x2=10 so 3x2=6
True_Correct
null
13,476
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If 9/15 is simplified, it becomes to 3/5. The same thing can be said if you 6/10, which also simplifies to 3/5.
True_Correct
null
13,477
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If ?/10 is the same as 9/15 then find a common multiple of 10 and 15, 30. The to get from 15 to 30 is x 2. So 9 x 2 is 18. Next 10 to 30 is 10 x 3 is 30. So 18 divided by 3 is 6.
True_Correct
null
13,478
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If A/10 is equivalent to 9/15 then that would mean ?/5 would also be equivalent to A/10 and 9/15 so i did 9/15 divided by 3 which gave me 3/5 so if u multiply 3/5 by 2 you get 6/10.
True_Correct
null
13,479
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If for 10 you find half then add it to ten. Then 6 plus half=9
True_Correct
null
13,480
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If it is 6,the fractions will both equal 3/5.
True_Correct
null
13,481
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If one tenth of an A =9 over fifteen that means A equals ten times 9 over fifteen
True_Correct
null
13,482
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If the answer wasn't A, B or D then it had to be D.
True_Neither
null
13,483
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If u convert 9/15 into 18/30 then that means it has to be 6/10
True_Correct
null
13,484
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you add anther 3 it will be 9
True_Neither
null
13,485
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you add half of a 10 to it it makes 15, so if you take away half of 9 from 9, you get 6
True_Neither
null
13,486
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you camcel down 9/15 = 3/5 which is = to 6/10
True_Correct
null
13,487
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you change the denominator to 30 and divide 18 by 3 it equals 6
True_Correct
null
13,488
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you convert 9/15 into 150 it becomes 90/150. It is the same with 6/10.
True_Neither
null
13,489
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you convert 9/15 into 30ths, you get 18/30. Then, 10 times 3 is 30. So, 18 divided by 3 = 6. The answer is 6.
True_Correct
null
13,490
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you convert the denominator into 150 and times and 6x15 is 90
True_Correct
null
13,491
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 10 by 2 you get ?/5 but as it is ?/10 you would get 6 and if you add 3you get 9
True_Neither
null
13,492
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 10 by 2, you get 5, and 5x3=15. Now if I do an inverse operation on 9, which is divide by 3, then double, it is 6.
True_Correct
null
13,493
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 15 by 3 and times it by 2, you get 10. If you do this to the numerators, the answer is C, 6.
True_Correct
null
13,494
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 15 by 3, then times by 2 to 15 you get 10 and when you do the same to the 9 you get 3
True_Correct
null
13,495
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 15 by 9 you will get 3, but times it by 3, so it is 9. Do the same on the anonymous sidee which is 2 X 3.
True_Neither
null
13,496
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 9/15 by 3 you get 3/5 then times by 2to get to the denominator ten equals 6/10
True_Correct
null
13,497
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you divide 9/15 by 3 you will get 3/5 and in order to get 3/5 with “A” divided by 10 “A” would have to equal 6
True_Correct
null
13,498
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you do 3 5ths, then you will get 6 10th, and then 9 15th.
True_Correct
null
13,499
31,778
\( \frac{A}{10}=\frac{9}{15} \) What is the value of \( A \) ?
\( 6 \)
If you find out what times table it is in, which is 3 5, then you know it's 6 10.
True_Misconception
Irrelevant