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21-05-2017
Mathematics

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Mary's age is 2/3 that of Peter's. Two years ago Mary's age was 1/2 of what Peter's age will be in 5 years' time. how old is Peter now?

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abdul321azeez abdul321azeez

21-05-2017

Solve simultaneously
let x be marys age and y be peters age.
x-2=1/2(5y) -equation 1
x=2/3y -equation 2
Let me know if you want me to solve it for you but these are the two equations

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