Question

the ratio of the ages of a and b four years ago was 4:5 eight years from now the ratio of the ages of a and b will be 11:13 what is the sum on their present ages​

Answer 1

was 4 : 5, Eight years from now, the ratio of the ages of A and B will be 11 : 13.

What is the sum of their present ages?

So , the answer Is = 80 Years.

❀ From❀ - ♛ xXMrsBewafaXx ♛

Answer 2

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Four years ago ages of A&B are 4x,5x

Present age of A&B are 4x+4,5x+4

Eight years after

(4x+4+8)/(5x+4+8)=11/13

13(4x+12)=11(5x+12)

52x+156=55x+132

3x=24

X=24/3=8

Present ages of A&B=36&44

Sum of their ages=80