A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for Rs. 3200. With the help of C, they completed the work in 3 days. How much is to be paid to C?
Rs. 375
Rs. 400
Rs. 600
Rs. 800
Additional Questions
|
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is: |
Answer |
|
The simple interest on a sum of money is Rs. 50. What is the sum? |
Answer |
|
A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is filled by the third pipe alone. The second pipe fills the tank 5 hours faster than the first pipe and 4 hours slower than the third pipe. The time required by the first pipe is: |
Answer |
|
Look at this series: 31, 29, 24, 22, 17, … What number should come next? |
Answer |
|
A train 110 m long is running with a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr. in the direction opposite to that in which the train is going? |
Answer |
|
If the sum of the two numbers is 22 and the sum of their squares is 404, then the product of the numbers is? |
Answer |
|
Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical Expiations P, Q and R respectively. What is the proportion of Expiation R in the liquid in the tank after 3 minutes? |
Answer |
|
The principal that amounts to Rs. 4913 in 3 years at 6 1/4 % per annum C.I. compounded annually, is? |
Answer |
|
A completes a work in 2 days, B in 4 days, C in 9 and D in 18 days. They form group of two such that difference is maximum between them to complete the work. What is difference in the number of days they complete that work? |
Answer |
|
How many 4 digit numbers contain number 2? |
Answer |