06-10-2019
Mathematics

contestada

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

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06-10-2019

Answer:

C)12 Years Old

Step-by-step explanation:

Today, Jin is 4. In four years, Mary will be 16. Jin will be 8. 8=1/2(16)

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