Question

the value of m 3,21, m,42 are in propotion is

Answer 1

Solution:-

Given digits:-

3,21,m,42

To solve:- Value of m

Multiply the outside digit=Multiply the inner digit

3×42=21×m

126=21m

126/21=m

cancel out 126 by 21 for 6 times

Ans:- M= 6