Question

Find out the greatest number that divides 396 exactly but divides 169 to give remainder 7.

Answer 1

Answer:

when divides 619 should give a remainder of 7

then 619-7=612

612 will be the number that will be completely divisible

396=3×3×2×2×11

612=3×3×2×2×17

HCF=3×3×2×2=36