Math, asked by ashishrokade190, 1 year ago

The ratio of present age of komal and her mother is 2:7. After 2 years ratio their age will be 1:3 .What is komal's present age

Answers

Answered by SD8
2
ratio=2:7
komal's present age=2x years
mother's present age=7x years

(2x+2)/(7x+2)=1/3
3(2x+2)=7x+2
6x-7x=2-6
-x=-4
x = 4

komal's present age =2x =8 years
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