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the captain of a cricket team of 11 members is 24 years old and the wicket keeper is 7 years older . if the ages of these two are excluded , the average age of the remaining players is one year less than the average age of the whole team . what is the average age of the team ? | 0general |
in a box of 16 pens , a total of 3 are defective . if a customer buys 2 pens selected at random from the box , what is the probability that neither pen will be defective ? | 0general |
during a pizza buffet where a eats more times 2.6 than b , and b eats 4 times less than c . find the least number of times all the 3 has to eat | 0general |
if the mean of numbers 28 , x , 42 , 78 and 104 is 62 , what is the mean of 48 , 62 , 98 , 124 and x ? | 0general |
company p had 15 percent more employees in december than it had in january . if company p had 450 employees in december , how many employees did it have in january ? | 2gain |
salley ' s internet provider offers unlimited traffic which costs $ 0.5 per day charged off at 12 a . m . the service is discontinued when client ' s debt exceeds $ 5 . if today in the morning salley makes a payment of $ 7 , for how many days , including today , will she be connected to the internet without any additional payments , given her initial balance was $ 0 ? | 1physics |
a salesman â € ™ s terms were changed from a flat commission of 5 % on all his sales to a fixed salary of rs . 1000 plus 2.5 % commission on all sales exceeding rs . 4,000 . if his remuneration as per new scheme was rs . 700 more than that by the previous schema , his sales were worth ? | 0general |
5 men are equal to as many women as are equal to 8 boys . all of them earn rs . 150 only . men â € ™ s wages are ? | 0general |
if a : b : : 3 : 4 , then what is ( 5 a + 6 b ) : ( a - 2 b ) ? | 0general |
a began business with rs . 45000 and was joined afterwards by b with rs . 36000 . when did b join if the profits at the end of the year were divided in the ratio of 2 : 1 ? | 5other |
in the xy - coordinate system , what is the slope of the line that goes through point ( 2 , 4 ) and is equidistant from the two points p = ( 9 , 3 ) and q = ( 5 , 9 ) ? | 0general |
two trains of length 160 m and 280 m are running towards each other on parallel lines at 42 kmph and 30 kmph respectively . in what time will they be clear of each other from the moment they meet ? | 1physics |
the parameter of a square is equal to the perimeter of a rectangle of length 20 cm and breadth 14 cm . find the circumference of a semicircle whose diameter is equal to the side of the square . ( round off your answer to two decimal places ) | 3geometry |
if x > 0 , x / 10 + x / 25 is what percent of x ? | 0general |
evaluate : 30 - 12 * 3 * 2 = ? | 0general |
one day , raviraj left home and cycled 20 km southwards , turned right and cycled 10 km and turned right and cycled 20 km and turned left and cycled 20 km . how many kilometres will he have to cycle to reach his home straight ? | 1physics |
a train running at a speed of 36 km / h passes an electric pole in 14 seconds . in how many seconds will the whole train pass a 370 - meter long platform ? | 1physics |
a train is 360 meter long is running at a speed of 50 km / hour . in what time will it pass a bridge of 140 meter length . | 1physics |
if 50 % of x is 30 less than 25 % of 1500 , then x is ? | 0general |
an investor can sell her microtron stock for 36 $ per share and her dynaco stock for 44 $ per share , if she sells 300 shares altogether , some of each stock , at an average price per share of 40 $ , how many shares of dynaco stock has she sold ? | 0general |
a man is 35 years older than his son . in two years , his age will be twice the age of his son . the present age of this son is | 0general |
a jogger running at 9 km / hr along side a railway track is 120 m ahead of the engine of a 120 m long train running at 45 km / hr in the same direction . in how much time will the train pass the jogger ? | 0general |
the width of a rectangular hall is ½ of its length . if the area of the hall is 200 sq . m , what is the difference between its length and breadth ? | 3geometry |
a work which could be finished in 10 days was finished 3 days earlier after 10 more men joined . the number of men employed was ? | 1physics |
in a dairy farm , 30 cows eat 30 bags of husk in 30 days . in how many days one cow will eat one bag of husk ? | 1physics |
each week , harry is paid x dollars per hour for the first 30 hours and 1.5 x dollars for each additional hour worked that week . each week , annie is paid x dollars per hour for the first 40 hours and 2 x dollars for each additional hour worked that week . last week annie worked a total of 56 hours . if harry and annie were paid the same amount last week , how many hours did harry work last week ? | 0general |
car dealership x , the total profit from sales increased by 9 percent over the previous years , while the number of cars sold decreased by 9 percent over the previous years . approximately what was the average percent increase in profit per car over the previous year . | 0general |
when positive integer n is divided by 2 , the remainder is 2 . when n is divided by 7 , the remainder is 5 . how many values less than 100 can n take ? | 0general |
two goods trains each 250 m long are running in opposite directions on parallel tracks . their speeds are 45 km / hr and 30 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one ? | 1physics |
if x / y = 2 / 7 , then ( x + y ) / ( x - y ) = ? | 0general |
two goods trains each 500 m long are running in opposite directions on parallel tracks . their speeds are 70 km / hr and 30 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one ? | 1physics |
p works 25 % more efficiently than q and q works 50 % more efficiently than r . to complete a certain project , p alone takes 50 days less than q alone . if , in this project p alone works for 60 days and then q alone works for 140 days , in how many days can r alone complete the remaining work ? | 1physics |
a train 560 m in length crosses a telegraph post in 16 seconds . the speed of the train is ? | 1physics |
a man invests rs . 3,000 at the rate of 5 % per annum . how much more should he invest at the rate of 8 % , so that he can earn a total of 6 % per annum ? | 2gain |
k is 50 % faster than l . if l starts at 9 a . m . and k starts at 10 a . m . l travels at a speed of 50 km / hr . if l and k are 300 kms apart , the time when they meet when they travel in opposite direction is ? | 1physics |
how many prime numbers between 1 and 100 are factors of 10010 ? | 5other |
one lady has 2 children , one of her child is boy , what is the probability of having both are boys | 5other |
7 / 10 of the population of the country of venezia lives in montague province , while the rest lives in capulet province . in the upcoming election , 80 % of montague residents support romeo , while 70 % of capulet residents support juliet ; each resident of venezia supports exactly one of these two candidates . rounded if necessary to the nearest percent , the probability that a juliet supporter chosen at random resides in capulet is | 2gain |
car a runs at the speed of 58 km / hr & reaches its destination in 8 hr . car b runs at the speed of 70 km / h & reaches its destination in 4 h . what is the respective ratio of distances covered by car a & car b ? | 1physics |
for any positive integer n , the sum of the first n positive integers equals n ( n + 1 ) / 2 . what is the sum y of all the even integers between 99 and 301 ? | 0general |
in what ratio p : q should the mixture p of milk and water in the ratio of 4 : 1 be mixed with another mixture q of milk and water in the ratio 2 : 3 so that the resultant mixture contains equal quantities of milk and water ? | 0general |
if n is an integer and 101 n ^ 2 is less than or equal to 12100 , what is the greatest possible value of n ? | 0general |
how many minutes is it before 12 noon if 20 minutes ago it was 3 times as many minutes after 9 am ? | 1physics |
a bag holds 4 red marbles and 5 green marbles . if you removed two randomly selected marbles from the bag , without replacement , what is the probability that both would be red ? | 5other |
the sum of four consecutive even numbers is 140 . what would be the smallest number ? | 1physics |
a number is doubled and 15 is added . if the resultant is multiplied by 5 , it becomes 125 . what is that number ? | 0general |
a train is 360 meter long is running at a speed of 75 km / hour . in what time will it pass a bridge of 140 meter length ? | 1physics |
if k ^ 3 is divisible by 120 , what is the least possible value of integer k ? | 0general |
population of a city in 20004 was 1000000 . if in 2005 there isan increment of 20 % , in 2006 there is a decrements of 35 % and in 2007 there is an increment of 45 % , then find the population of city atthe end of the year 2007 | 2gain |
sony and johnny caught 40 fishes . sony caught 4 times as many as johnny . how many fishes did johnny catch ? | 0general |
two digits in brother ' s age are the same as the digit in the sister ' s age , but in reverse order . in 20 9 years brother will be twice as old as sister will be then . what is the difference in their current age ? | 0general |
a man owns 1 / 3 of market reserch beauro buzness , and sells 3 / 5 of his shares for 2000 rs , what is the value of buzness ? | 0general |
a contest will consist of n questions , each of which is to be answered eithertrueorfalse . anyone who answers all n questions correctly will be a winner . what is the least value of n for which the probability is less than 1 / 100 that a person who randomly guesses the answer to each question will be a winner ? | 0general |
15 binders can bind 1400 books in 21 days . how many binders will be required to bind 1600 books in 20 days ? | 1physics |
what is the smallest number which when increased by 3 is divisible by 18 , 70 , 100 and 84 ? | 0general |
find the compound ratio of ( 1 : 2 ) , ( 1 : 3 ) and ( 3 : 5 ) is | 5other |
the arithmetic mean and standard deviation of a certain normal distribution are 16.5 and 1.5 , respectively . what value is exactly 2 standard deviations less than the mean ? | 0general |
find the value of 3 / 11 × [ ( 1 + 1 / 3 ) ( 1 + 1 / 4 ) … … … … . ( 1 + 1 / 120 ) ] is ? | 0general |
two cars are driving towards one another . the first car is traveling at a speed of 120 km / h , which is 28 % faster than the second car . if the distance between the cars is 855 km , how long will it takes the cars to meet ( in hours ) ? | 1physics |
according to the directions on a packet of smoothie mix , 1 3 - ounce packet of smoothie mix is to be combined with 10 ounces of water to make a smoothie . how many 3 - ounce packets of smoothie mix are required to prepare 150 12 - ounce smoothies ? | 0general |
which fraction should be added to : 1 / ( 2 ã — 3 ) + 1 / ( 3 ã — 4 ) + 1 / ( 4 ã — 5 ) + . . . . . . . + 1 / ( 23 ã — 24 ) so that the result is equal to 1 ? | 0general |
of the land owned by a farmer , 90 percent was cleared for planting . of the cleared land , 80 percent was planted with barley and 10 percent of the cleared land was planted with potato . if the remaining 90 acres of cleared land was planted with tomato , how many acres did the farmer own ? | 2gain |
what is the remainder when 14,452 × 15,652 × 16,781 is divided by 5 ? | 0general |
if 4 xz + yw = 6 and xw + yz = 12 , what is the value of the expression ( 2 x + y ) ( 2 z + w ) ? | 0general |
if one positive integer is greater than another positive integer by 3 , and the difference of their cubes is 63 , what is their sum ? | 0general |
in a recent election , geoff received 0.5 percent of the 5,000 votes cast . to win the election , a candidate needed to receive more than x % of the vote . if geoff needed exactly 2,571 more votes to win the election , what is the value of x ? | 2gain |
a bus trip of 360 miles would have taken 1 hour less if the average speed v for the trip had been greater by 5 miles per hour . what was the average speed v , in miles per hour , for the trip ? | 1physics |
the area of sector of a circle whose radius is 12 metro and whose angle at the center is 41 ° is ? | 3geometry |
10 % of employees are women with fair hair . 40 % of fair - haired employees are women . what percent of employees have fair hair ? | 2gain |
a rectangular lawn of dimensions 80 m * 60 m has two roads each 10 m wide running in the middle of the lawn , one parallel to the length and the other parallel to the breadth . what is the cost of traveling the two roads at rs . 3 per sq m ? | 3geometry |
it takes 50 identical printing machines 8 hours to print 500,000 posters . how long would it take 40 of these machines to print the same total ? | 1physics |
a man bought 40 shares of rs . 60 at 5 discount , the rate of dividend being 1212 % the rate of interest obtained is | 2gain |
a equilateral triangle having one side 5 m . in this triangle there is a square of side 2 m . calculate the percentage of area outside square in that triangle . | 3geometry |
the average of numbers 0.54204 , 0.54203 , 0.54202 and 0.54201 is ? | 0general |
0.007 x 0.45 = ? | 0general |
one fourth of one third of two fifth of a number is 15 . what will be 40 % of that number | 2gain |
a certain candy manufacturer reduced the weight of candy bar m by 25 percent buy left the price unchanged . what was the resulting percent increase in the price per ounce of candy bar m ? | 2gain |
apple costs l rupees per kilogram for first 30 kgs and q rupees per kilogram for each additional kilogram . if the price of 33 kilograms is 11.67 and for 36 kgs of apples is 12.48 then the cost of first 10 kgs of apples is | 5other |
every year an amount increases by 1 / 8 th of itself . how much will it be after two years if its present value is rs . 76800 ? | 0general |
a walks at 30 kmph and 30 hours after his start , b cycles after him at 48 kmph . how far from the start does b catch up with a ? | 1physics |
kamal obtained 96 , 65 , 82 , 67 and 85 marks ( out of 100 ) in english , mathematics , physics , chemistry and biology . what are his average marks ? | 0general |
a is two years older than b who is twice as old as c . if the total of the ages of a , b and c be 32 , then how old is b ? | 0general |
evaluate : 6702.5 + 670.25 + 67.025 + 6.7025 + 0.67025 | 0general |
a cylindrical can has a radius of 4 centimeters and a height of 24 centimeters . what is the area , in square centimeters , of a rectangular label that completely covers the curved surface of the can without over - lapping ? | 3geometry |
it is the new year and mandy has made a resolution to lose weight this year . she plans to exercise and do yoga . for exercise she plans to workout at the gym and ride her bicycle in the ratio of 2 : 3 everyday . she will also do yoga in the ratio , yoga : exercise = 2 : 3 . if she rides her bike for 12 minutes , how much time will she spend doing yoga ? ( rounded to minutes ) | 1physics |
the probability that a man will be alive for 10 more yrs is 3 / 4 & the probability that his wife will alive for 10 more yrs is 3 / 7 . the probability that none of them will be alive for 10 more yrs , is | 0general |
a jar of 264 marbles is divided equally among a group of marble - players . if 2 people join the group , each one would receive 1 marble less . how many people are there in the group today ? | 0general |
two numbers are in the ratio 3 : 4 . if the sum of numbers is 63 , find the numbers . | 5other |
a man spends 2 / 5 of his salary on house rent , 3 / 10 of his salary on food , and 1 / 8 of his salary on conveyance . if he has rs 1400 left with him , find his expenditure on food and conveyance | 0general |
a certain bus driver is paid a regular rate of $ 14 per hour for any number of hours that does not exceed 40 hours per week . for any overtime hours worked in excess of 40 hours per week , the bus driver is paid a rate that is 75 % higher than his regular rate . if last week the bus driver earned $ 976 in total compensation , how many total hours did he work that week ? | 0general |
a cistern has a leak which would empty the cistern in 20 minutes . a tap is turned on which admits 3 liters a minute into the cistern , and it is emptied in 24 minutes . how many liters does the cistern hold ? | 1physics |
the ratio of the incomes of a and b is 2 : 3 and the ratio of their expenditure is 1 : 2 . if at the end of the year , each saves $ 500 then the income of a is ? | 5other |
the compound and the simple interests on a certain sum at the same rate of interest for two years are rs . 11730 and rs . 10200 respectively . find the sum | 2gain |
the sum of two numbers is 8 and the sum of their squares is 120 . find the product of the two numbers . | 0general |
if the cost price of 121 chocolates is equal to the selling price of 77 chocolates , the gain percent is : | 2gain |
a library has an average of 500 visitors on sundays and 140 on other days . the average number of visitors per day in a month of 30 days beginning with a sunday is : | 0general |
a man can row his boat with the stream at 6 km / h and against the stream in 4 km / h . the man ' s rate is ? | 2gain |
a man buys 100 lts of liquid which contains 25 % of the liquid and the rest is water . he then mixes it with 90 lts of another mixture with 30 % of liquid . what is the % of water in the new mixture ? | 2gain |
a train running at the speed of 60 km / hr crosses a pole in 3 seconds . find the length of the train ? | 1physics |
the sale price sarees listed for rs . 750 after successive discount is 20 % and 15 % is ? | 2gain |
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