# The age of lena and heena are in the ratio 7:5 , ten yrs hence , the ratio of their ages will be 9:7. Their present age.

2
by pooja2776

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by pooja2776

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after 10 years:

leena's age will be 7x + 10 and heena's age will be 5x + 10.

It is given that ,

(7x+10)/(5x+10) = 9/7

7(7x+10)=9(5x+10)

49x+70=45x+90

49x -45x = 90 - 70

4x = 20

x = 20/4

= 5

therefore, lena's present age is 7x = 7*5 =