When a number is divided by 527 gives the remainder as 21 When the same number is divided by 17 the ......

When a number is divided by 527 gives the remainder as 21. When the same number is divided by 17, the remainder will be?

Let the number be 527a + 21
when divided by 17, 527a is divisible by 17 and leaves remainder as 4 when 21 is divided by 17.
Hence, option 3 is the correct answer.

By: Amit Kumar