Question

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 year's time.How old is Peter now?

Answer 1

@sirm3d answer plz

Answer 2

urgent help

Answer 3

@KatieMO

Answer 4

hmm... give me a min...

Answer 5

Yeah, I have no idea... what subject is this??? lol

Answer 6

peter age=x
marie age=2/3x

x+5=.5(2/3x-2)
x-.33x=-5-1
.67x=-6

Answer 7

P = 1.5 M
M -2 = .5 ( P + 5 ) -2
M -2 = .5P + 2.5 - 2
M -2 = ,5 * 1.5M + .5
.5M = 3
M = 6 yr old
=>P = 9 yr old