Bank Math

What is the ratio of 3/4 to the product  ?

If 4b² + 1/b² = 2, then the value of 8b³ + 1/b³ is?

In a city 90% of the population own a car, 15% own a motorcycle, and everybody owns one or the other or both. What is the percentage of motorcycle owners who own cars?

The father's age is five times his son's age. Five years after, the age of the father will be three times his son's age. The present ages, in years, of the son and the father are respectively

In a party 15 people shake their hands with each other. How many times did the hand-shakes take place?

A man deposits certain amount in his bank account. After a few days. he withdraws half of the money deposited and deposits Tk. 500 more. If he has a balance of Tk. 2000 in his bank account, find the amount deposited initially.

How many multiples of 7 are there between 100 and 150?

If three boys can paint a wall in 2 days, what part of the job can be completed by two boys in 1 day?

What is the total interest on Tk. 800 at 12.5% per annum for 9 months in taka?

A man spends 75% of his income. His income has increased by 20% and he has increased his expenses by 10%. His saving are increased by

The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is-

A $140 book is marked down by 25% and then by another 10%. What is final sale cost?

What is 55% of 12/66 of 270? 

The cost of operating a frisbee company in the first year is $10000 plus $2 for each Frisbee. Assuming the company sells every Frisbee it makes in the first year for $7, how many Frisbees must the company sell to break even?

What is the amount of equal installment, if a sum of Tk.1,428 due 2 years hence has to be completely repaid in 2 equal annual installments starting next year?

Kona deposited Tk. 505 into her savings account. If the interest rate of the account is 5% per year, how much interest will she have made after 4 years?

Lubna has purchased a square sheet of plywood of 289 square feet area. To cover a wall she must cut of two feet from side. What is the area, in square feet, of the wall?

If 4 (A's capital) = 6 (B's capital) = 10 (C's capital), then out of a profit of TK. 4650, C will receive:

If an investment of P dollars is made today and the value of the investment doubles every 7 years, what will be the value of the investment, in dollars 28 years from today?

Find the area of a right angled triangle whose hypotenuse is 10 cm and base 8 m.