Question

A number k when divided by 21 gives a remainder 9. Find remainder when the same number is divided by 7.​

Answer 1

Since 21 is divisible by 7. and remainder will be 0. In such a case, we will consider the remainders only. Hence, the remainder is 2.

HOPE SO IT HELPS YOU

Answer 2

Answer:

2

Step-by-step explanation

Step1 See if the first divisor is completely divisible by the second divisor.

In this case, 21 is completely divisible by 7.

Step2 Divide the remainder left in the first division by the second divisor.

Here, the remainder left in the first division is 9 which is now to be divided by 7.

It leaves remainder=2, which is our answer.