Question

Find the greatest number that divides 139, 200 and 400, leaving 9, 5 and 10

respectively as remainder. ​

Answer 1

Answer:

13 is that greatest number.

Answer 2

Explanation:

In 139 leaves remainder 9so the no. Completely divides 130

Similarly, in200, completely divides 195

And in 400, completely divides 390

130=13*5*2

195=5*3*13

390=2*3*5*13

H c f of 130,195,390 i.e. 13 is our answer