Question

The ratio of boy and girl is 1:1, 2:3 and 9
: 1. If the strength of total in all the class is
same. Find out the ratio.​

Answer 1

Answer:

so the product of mean =product of extream

Step-by-step explanation:

1:23::9:1

1+1=23+9

2x=32

x=32/2

12 ans