Question

Express the following ratio into their reciprocal form: 21 :23

Answer 1

Hey friend here is your answer......

Answer :


The reciprocal form of 21:23


= 23:21


As reciprocal of ratio is

$\frac{1}{a} \: \: \: \: \: \: and \: \: \: \: \: \frac{1}{b}$


So the reciprocal form of 21:23


→ 23:21




Hope it helps you......

Answer 2

this is so simple
you have to change the numerator into denominator and vice versa
the answer is 23: 21