Chapter :ratio and proportion
Plzz solve in copy
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30 and 40 years ***********
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Step-by-step explanation:
Let the presents ages be3x and 4x
A.T.Q.
3x-5/4x-5=5/7
7(3x-5)=5(4x-5)
21x-35=20x-25
21x-20x=-25+35
x=10
The presents ages will be 3x=3×10=30and 4x=4×10=40
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