What is the H.C.F of 25 and 65?
13
3
7
5
As, 25 = 5 × 5 and 65 = 5 × 13. ∴ The H.C.F of 25 and 65 is 5.
Use Euclid’s algorithm to find the H.C.F of 65 and 117.
If H.C.F. of 65 and 117 is expressible in the form of 65 m - 117, then the value of m is :