Question

In how many equal no of groups can you divide 20 teachers 140 girls and 175 boys into. How many such groups can be formed

Answer 1

find the HCF of it which is 5 group

Answer 2

Required equal no. Of groups is equal to the HCF of 20,140 and 175 which is = 5 Answer

Now dividing 20 ,140 & 175 by 5

We get quotients

4,28 and 35

Then total no. Of groups = 4+28+35

= 67 Answer