A bag contains 6 white and 4 red balls. Three balls are

How can 420 mobile phones be shared equally in the students present in the classroom?

When a number is divided by 19, the quotient is 145, and the difference between the quotient and the remainder is 134. Find the number.

Find the smallest positive integer n such that 6n + 5 is divisible by 7.

If 25⁵⁷ + 8¹⁹ is divisible by which of the following numbers.

When a number is divided by 23, the quotient obtained is 168, and the difference between the quotient and the remainder is 152. Determine the number.

How many factors of 2³ × 3³ × 5⁴ × 7³ are divisible by 50 but not by 100.

An eight-digit number, 73x216y4 is divisible by 72. Find the maximum possible value of x + y.

18 is divided into three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 158. Find the square of the sum

How many factors of 2³ × 3³ × 5⁴ ×9¹× is divisible by 50 but not by 100?