the age ratio between ankita and her mother is 3:8 and difference in their age is 35. After 7 years what would be the ratio in their age.
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Step-by-step explanation:
Let the age of Ankita= x years
Let age of her mother=y years
A.T.Q
x = 3
y 8
8x = 3y
x= 3y
8
y-x=35.......(1)
Put value of x in ..eqn(1)
y - 3y =35
8
8y-3y =35
8
5y = 35×8
y = 7×8
y = 56 years
Age of Ankita=21 years
Ratio of age after 7 years=
= 21+7
56+7
= 28
63
= 4 = 4:9
9
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