which of the following fractions is smaller than 8/9 and greater than 2/5?

There are 87 balls in a jar. Each ball is painted with at least one of two colors, red or green. It is observe...

There are 4 women and 4 men sitting in a waiting room for job. If two of the applicants are selected at random...

If x is the smallest positive integer such that 4410 multiplied by x is the square of an integer, then x must...

In dividing a number by 585, student employed the method of short division. He divided the number successively...

Mohona deposits Tk. 10,000 into a savings account that pays interest at an annual rate of 8%, compounded quart...

The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 s...