Question

13. Ten years ago A was half of B in age. If the
ratio of their present ages is 3.: 4, what will
be the total of their present ages?​

Answer 1

Answer:

Step-by-step explanation:

3X : 4X

(3X-10)2,= 4X-10

6X-20 =4X-10

2X=10

X=5

Present ages = 3X & 4X

3*5 =15, 4*5 = 20

Answer 2

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