Question

What's the reciprocal of 7/9? a.48/15 b.16/15 c.9/7 d.14/18 ?

Answer 1

9/7 is the reciprocal of 7/9

Answer 2

The reciprocal of a/b is b/a

The reciprocal of 7/9 is 9/7

If you are given a mixed number like 1 2/3, then first convert it to an improper fraction using:

`a (b)/(c) = ((a* c) + b)/(c)`

And then you find the reciprocal of it.

Your answer is C. 9/7.