The average of 5 positive integers is 60. If the average of 3 of these integers is 67, what is the greatest possible value that one of the other two integers can have?

How many liters of fuel are needed for a steamer to sail 2400 kilometers if it uses 40 liters of fuel to sail...

Some marbles are divided between two brothers, Lipu and Tipu in a ratio of 15.8 and the difference in the numb...

If r=3z and 9z=6y, then r=?

A two-digit number has 6 in its unit digit. The sum of its digits is one-fourth of the number itself. What is...

Mr. Jamal employed 50 workers to finish a work within 30 days. After 20 days he found out that only 50% of the...

Arif incurred a loss of 25% by selling a used mobile phone set at taka 1500. How much could he gain/lose by se...