Question

2/7 and 3/5 find the answer using the formula 1/2(a+b)

Answer 1

Answer:

1/2(a+b) is the formula to find the rational no.which lies in the middle of a and b.

thus here,the rational no.between 2/7 and 3/5 is;

1/2(2/7+3/5)

1/2(10+21)

35

31/70