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.
If a=23×32×5 and b=24×3×72, then which of the following is true?