Question

What is the remainder when $7^2 × 9^2$ is divided by 8?

• A. 0
• B. 6
• C. 1
• D. 3

Answer 1

Answer:

C. 1

$[7 ^ 2 \times 9 ^ 2] / 8$ $\Rightarrow [49 \times 81] / 8$ $\Rightarrow 3969/8$

So, the remainder is 1.