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The average age of 3 girls is 20 years and their ages are in proportion 3:5:7, the age of youngest girl is (a)8 years 3 months (b)6 years 8 months (c)12 years (d)20 years

The average age of 3 girls is 20 years and their ages are in proportion 3:5:7, the age of youngest girl is
(a)8 years 3 months
(b)6 years 8 months
(c)12 years
(d)20 years

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
2 years ago
Our expert is working on this Class VII Maths answer. We will update the answer very soon.

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