Question

My uncle's present age is twice of my sister's age-10 years ago, my uncle's age was thrice
of my sister's age. Let me calculate and write their present age separately by forming
simultaneous equations.
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Answer 1

Answer:

my uncle's present age is twice of my sister's age 10 years ago, my uncle's age was thrice of my sisters age. Find out their present age separately

Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!

my uncle's present age is twice of my sister's age 10 years ago, my uncle's age was thrice of my sisters age. Find out their present age separately.

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let x=sister's present age

2x=uncle's present age

..

10 yrs ago:

x-10=sister's age

2x-10=uncle's age

2x-10=3(x-10)

2x-10=3x-30

x=20

2x=40

sister's present age=20

uncle's present age=40

Answer 2

Answer:

Sisters age is 20 and uncles age is 40