Recent questions tagged class9

A & B are two towns. A person covers the distance from A to B on cycle at 17kmph and returns to A by a boat running at a uniform speed of 8kmph. His average speed for the whole journey is

asked Aug 26, 2015 by pady_1

0 answers

A motorist covers a distance of 39km in 45min by moving at a speed of x kmph for the first 15min, then moving at double the speed for the next 20 min, and then again moving at his original speed for the rest of the journey. Find x.

asked Aug 26, 2015 by pady_1

0 answers

A man covers a distance on scooter. Had he moved 3kmph faster he would have taken 40 min less. If he had moved 2kmph slower, he would have taken 40min more. The distance is.

asked Aug 26, 2015 by pady_1

0 answers

A train covers a distance in 50 min, if it runs at a speed of 48kmph on an average. The speed at which the train must run to reduce the time of journey to 40min will be.

asked Aug 26, 2015 by pady_1

0 answers

Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?

asked Aug 26, 2015 by pady_1

0 answers

Two persons starting from the same place walk at a rate of 5kmph and 5.5kmph respectively. What time will they take to be 8.5km apart, if they walk in the same direction?

asked Aug 26, 2015 by pady_1

0 answers

A train covers a distance in 50 min, if it runs at a speed of 48kmph on an average. The speed at which the train must run to reduce the time of journey to 40min will be

asked Aug 26, 2015 by pady_1

0 answers

Walking at the rate of 4kmph a man cover certain distance in 2hr 45 min. Running at a speed of 16.5 kmph the man will cover the same distance in.

asked Aug 26, 2015 by pady_1

0 answers

In covering a distance of 30 km, A takes 2 hours more than B. If A doubles his speed, then he would take 1 hour less than B. A's speed is:

asked Aug 26, 2015 by pady_1

0 answers

A train 140m long is running at 60kmph. In how much time will it pass a platform 260m long?

asked Aug 26, 2015 by pady_1

0 answers

The ratio between the speeds of two trains is 7: 8. If the second train runs 440 kms in 4 hours, then the speed of the first train is:

asked Aug 26, 2015 by pady_1

0 answers

A man can cover a distance in 1hr 24min by covering 2/3 of the distance at 4 km/h and the rest at 5km/h. The total distance is

asked Aug 26, 2015 by pady_1

1 answer

A man walks at 5kmph for 6hr and at 4km/h for 12hr. His average speed is

asked Aug 26, 2015 by pady_1

1 answer

A can do 1/3 of the work in 5 days and B can do 2/5 of the work in 10 days. In how many days both A and B toether can do the work?

asked Aug 26, 2015 by pady_1

0 answers

A and B can together finish a work in 30 days. They workd on it for 20 days, and then B left. The remaining work was done by A alone in 20 more days A alone can finish the work in

asked Aug 26, 2015 by pady_1

0 answers

A does half as much work as B in three fourth of the time. If together they take 18 days to complete the work, how much time shall B take to do it ?

asked Aug 26, 2015 by pady_1

0 answers

A can do a certain work in 25 days which B alone can do in 20 days. A stared the work and was joined by B after 10 days. The work was completed in

asked Aug 26, 2015 by pady_1

0 answers

A is thrice as good a workman as B, and takes 10 days less to do a piece of work than B takes. B alone can do the whole work work in

asked Aug 26, 2015 by pady_1

0 answers

A, B and C can do a piece of work in 15 days, 10 days and 6 days respectively. How long will they take to do it, if all the three work together?

asked Aug 26, 2015 by pady_1

0 answers

A and B and C together can finish a piece of work in 4 days. A alone can do it in 12 days, and B in 18 days. Then, C alone can do it in

asked Aug 26, 2015 by pady_1

1 answer

A is twice as good workman as B, and together they complete a work in 15 days. In how many days can the work be complete by B alone?

asked Aug 26, 2015 by pady_1

1 answer

12 men can complete a work in 18 days. Six days after they started working, 4 more men joined them. How many days will all of them together complete the remaining work?

asked Aug 26, 2015 by pady_1

0 answers

A,B and C are employed to do apiece of work for Rs.529. A and C are supposed to finish 19/23 of the work together. How much shall be paid to B?

asked Aug 26, 2015 by pady_1

1 answer

A can finish a work in 18 days and B can do the same work in half the time taken by A. Then, working together, what part of the same work they can finish in a day?

asked Aug 26, 2015 by pady_1

0 answers

A and B are working on an assignment. A takes 6 hours to type 32 pages on a computer, while B takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?

asked Aug 26, 2015 by pady_1

0 answers

A can do a piece of work in 80 days. He works at it for 10 days & then B alone finishes the remaining work in 42 days. In how much time will A and B, working together, finish the work?

asked Aug 26, 2015 by pady_1

0 answers

A can do a piece of work n 7 days of 9 hours each and B alone can do it in 6 days of 7 hours each. How long will they take to do it working together 8 2/5 hours a day?

asked Aug 26, 2015 by pady_1

0 answers

X can do ¼ of a work in 10 days, Y can do 40% of work in 40 days and Z can do 1/3 of work in 13 days. Who will complete the work first?

asked Aug 26, 2015 by pady_1

0 answers

Worker A takes 8 hours to do a job. Worker B takes 10 hours to do the same job. How long it take both A & B, working together but independently, to do the same job?

asked Aug 26, 2015 by pady_1

0 answers

A is twice as good a workman as B and together they finish a piece of work in 18 days. In how many days will A alone finish the work?

asked Aug 26, 2015 by pady_1

0 answers

If 9 men working 6 hours a day can do a work in 88 days. Then 6 men working 8 hours a day can do it in how many days?

asked Aug 26, 2015 by pady_1

1 answer

If 34 men completed 2/5th of a work in 8 days working 9 hours a day. How many more man should be engaged to finish the rest of the work in 6 days working 9 hours a day?

asked Aug 26, 2015 by pady_1

0 answers

If 5 women or 8 girls can do a work in 84 days. In how many days can 10 women and 5 girls can do the same work?

asked Aug 26, 2015 by pady_1

0 answers

A man takes 6 km distance to go round a rectangular area. If the area of the rectangle is 2 km, find the difference between length and breadth

asked Aug 26, 2015 by pady_1

0 answers

A cube with all the sides painted was divided into small cubes of equal measurement. The side of a small cube is exactly one fourth as that of the big cube. Therefore, the number of small cubes with only one side painted is

asked Aug 26, 2015 by pady_1

0 answers

How many minimum number of colours will be required to paint all the sides of a cube without the adjacent sides having the same colours ?

asked Aug 26, 2015 by pady_1

0 answers

0.5, 1, 2.5, 5, ?

asked Aug 26, 2015 by pady_1

0 answers

240, ?, 120, 40, 10, 2

asked Aug 26, 2015 by pady_1

0 answers

A motorbike race was scheduled to start at 4.10pm; however, it started 10 minutes behind schedule. If the motorbike that came first finished one hour and fifteen minutes after the race began, and the motorbike that came in second place finished 15 minutes after this, at what time did the motorbike that came second cross the finish line?

asked Aug 26, 2015 by pady_1

1 answer

The Olympic record time for running the endurance event was 4 hours and 40 minutes. Rahul recently broke that record, running a time of 3 hours and 20 minutes. What fraction of the original record time was Rahul’s time?

asked Aug 26, 2015 by pady_1

0 answers

Grandma`s cookie mixture has eight parts flour and six parts sugar. If Grandma needs to make 28 kilograms of the cookie mixture for a party, how many kilograms of flour will she need?

asked Aug 26, 2015 by pady_1

0 answers

In an examination, a studnet was asked to find 3/14 of a certain number. By mistake, he found 3/4 of it. His answer was 150 more than the correct answer. Find the given number.

asked Aug 26, 2015 by pady_1

1 answer

In a jar of lollies there are 6 more orange lollies than green ones and there is only one red lolly. If there are 47 lollies in the jar, how many orange ones are there?

asked Aug 26, 2015 by pady_1

1 answer

How many gold coins are there in a jar of 88 coins, if there are 1/3 as many silver coins as gold coins?

asked Aug 26, 2015 by pady_1

0 answers

The sum of the present age of the father and his daughter is 42 years. 7 years later, the father will be 3 times old than the daughter. The present age of the father is

asked Aug 26, 2015 by pady_1

0 answers

42 oranges are distributed among some boys and girls. If each boy gets 3, then each girl gets 6. But if each boy gets 6 and each girl gets 3, it needs 6 more. The number of girls is

asked Aug 26, 2015 by pady_1

0 answers

If A : B = 3 : 4, C : B = 5 : 4, C : D = 10 : 9, then A : B : C : D is

asked Aug 26, 2015 by pady_1

1 answer

Two identical bottles A and B of sweet drinks contain sugar such that 30% of sugar in A is equal to 40% sugar in B. The ratio of sugar in the two bottles is

asked Aug 26, 2015 by pady_1

0 answers

A hawker purchased oranges at the rate of 4 oranges per rupee, but he sells at the rate of 5 oranges per rupee. His loss is:

asked Aug 26, 2015 by pady_1

1 answer

Find the ratio of purchase price and sell price if there is loss of 12 1/2 %.

asked Aug 26, 2015 by pady_1

1 answer

Ask Questions, Get Answers