Question

The ages of Alberta and Nelson are in the ratio 5:7 if 18 years ago, their ages were in the ratio 8:13, then present ages
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Answer 1

Answer:

Their present ages is 50 and 70.

Let Ages of two persons is 5x,7x

Eighteen years ago their ages were (5x-18),(7x-18) Their ratio is 8:13 so…

(5x-18)/(7x-18)=8/13

13(5x-18)=8(7x-18)

65x-234=56x-144

65x-56x=234–144

9x=90

x=10

Therefore their ppresent ages will be,

5(10),7(10)

50,70

Step-by-step explanation:

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Answer 2

Answer:

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