Mathematics, 07.10.2019 01:10 groverparham3

Today, jin's age is 1/3 of mary's age. in four years, jin's age will be 1/2 of mary's age. how old is mary today?

a)6 yrs old
b)9yrs old
c)12 yrs old
d) 16yrs old

Answers: 1

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Today, jin's age is 1/3 of mary's age. in four years, jin's age will be 1/2 of mary's age. how old i...