Question

Answer this question..​

Answer 1

Answer:

5 (option D)

Step-by-step explanation:

Given that a number when divided by 143 leaves 31 as remainder.

Say, the number is y.

Then the given number is of the form

143y+31

= 13(11y) + (13 × 2) + 5

= 13 (11x + 2) + 5

∴ The remainder when the given number is divided by 13 is 5