Bank Math

Naizel is twenty years older than Neketa. In three years Naizel will be twice as old as Neketa will be. How old is Neketa now?

If n = 3⁸ - 2⁸, which of the following is not a factor of n?

In a crime, three suspects X, Y, and Z were caught and questioned. Each person said, ''One of the other two stole it. I did not do it. '' Later on the police found out that Z was lying and there was only one thief. Who was the thief?

(289)^0.17 × (17)^0.16 = ?

If a bookstore owner buys 15 books less for Tk. 900 when the price of each book goes up by Tk. 3, then find the original price of a book.

A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?

If you divide 30 by half and add 10 with the resulting figure, then what is the final result?

The length of two smaller sides of a right angled triangle are 5 cm and 12 cm respectively. The length of the third side is-

When 17 is divided by k, where K is a positive integer less than 17, the remainder is 3. What is the remainder when the sum of possible values of it is divided by 17?

A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:

A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm: each pole weighs 1.1gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh?

The area of lawn is 460 m². If the length is 15 percent more than the breadth of the rectangular field. What is the length of the field?

Working alone, pump A can empty a pool in 3 hours. Working alone, pump B can empty the same pool in 2 hours. Working together, how many minutes will it take pump A and pump B to empty the pool?

The average wage of a worker during a fortnight comprising 15 consecutive working days was Taka 90 per day. During the first 7 days, his average wage was Taka 87 per day and the average wage during the last 7 days was Taka 92 per day. What was his wage on the 8th day?

Two number are in the ratio 3 : 5. If 9 is subtracted from each, the new numbers are in the ratio 12 : 23. The smaller number is

A mother said to her daughter "I was as old as you are at present at the time of your birth". If the mother's age is 38 years now, the daughters age five years back was-

Which of the following is the 250% of 1?

In a certain office, the human resources department reports that 60% of the employees in the office commute over an hour on average each day, and that and that 25% of those employees, who commute over an hour on average each day commute by train. If an employee at the office is selected at random, what is the probability that the employee commutes over an hour on average by train?

What number should replace the question mark?

Two pipes A and B would fill the tank in 20 and 30 minutes respectively. Both pipes being open, find when A must be turned off so that the tank may be just filled in 15 minutes.