General Aptitude
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Q. A sum of money is due in 2 years. If the banker's discount on it is $200 at 10% per annum, what is the present worth?
Q. A sum of money is due in 6 years. If the banker's discount is $360 at 12% per annum, what is the present worth?
Q. A sum of money is invested at 15% per annum. If the true discount on it for 4 years is $240, what is the present worth?
Q. A sum of money is invested at 8% per annum. If the true discount on it for 2 years is $160, what is the present worth?
Q. A sum of money is invested at a certain rate of interest for 4 years. If the true discount is $400, what is the present worth if the rate of interest is 5%?
Q. A sum of money is invested at a rate of 10% per annum compound interest. How much will it amount to in 2 years if the principal is $1000?
Q. A tank can be filled by a pipe in 10 hours and emptied by another pipe in 15 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 10 hours and emptied by another pipe in 5 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 12 hours and emptied by another pipe in 18 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 15 hours and emptied by another pipe in 10 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 15 hours and emptied by another pipe in 25 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 25 hours and emptied by another pipe in 50 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 25 minutes and emptied by another pipe in 50 minutes. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 3 hours and emptied by another pipe in 9 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 4 hours and emptied by another pipe in 6 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 40 minutes and emptied by another pipe in 60 minutes. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 5 hours and emptied by another pipe in 10 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 6 hours and emptied by another pipe in 4 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 6 hours and emptied by another pipe in 9 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 7 hours and emptied by another pipe in 14 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 8 hours and emptied by another pipe in 12 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 9 hours and emptied by another pipe in 18 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank can be filled by a pipe in 9 hours and emptied by another pipe in 3 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank has two pipes. Pipe A can fill the tank in 6 hours, and pipe B can empty it in 4 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank has two pipes. Pipe A can fill the tank in 8 hours, and pipe B can empty it in 12 hours. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank is filled by two pipes A and B in 10 hours and 15 hours respectively. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank is filled by two pipes A and B in 12 hours and 16 hours respectively. If pipe A is opened for 4 hours and then pipe B is opened, how long will it take to fill the tank?
Q. A tank is filled by two pipes A and B in 15 hours and 20 hours respectively. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank is filled by two pipes A and B in 15 hours and 25 hours respectively. If both pipes are opened together, how long will it take to fill the tank?
Q. A tank is filled by two pipes in 10 hours and 15 hours respectively. If the first pipe is opened for 5 hours and then the second pipe is opened, how long will it take to fill the tank?
