Question

Mary is twice older than her sister. In 5years time, she will be 2years older than her sister. Find how old are they both now.​

Answer 1

Answer:

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Answer 2

Answer:

Step-by-step explanation:

let Mary's sister age be x, so mary's age is 2x

5  years later given:

(2x+5) = (x+5)+2

2x+5 = x+7

x = 2

therefore mary's age is 4 years and her sister's age is 2 years now