Correct option is A
Given:
Number divides 527 leaving remainder 7
Number divides 632 leaving remainder 8
Find the greatest such number.
Solution:
Subtract remainders
527 - 7 = 520
632 - 8 = 624
HCF using division:
624 = 520× 1 + 104
520 = 104 × 5 + 0
So,
HCF = 104