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The ratio of the age of mother and son is 7 ∶ 3 and the sum of their ages is 60 years. What is the difference in their age in years?1. 422. 243. 44. 18 |
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Answer» Correct Answer - Option 2 : 24 Given: Ratio of the age of mother to her son is 7 : 3 Sum of the ages of mother and the son = 60 yrs Calculation: Let the age of the mother be 7x ⇒ Age of her son = 3x According to the question: 7x + 3x = 60 ⇒ x = 6 7x - 3x = 4x = 24 ∴ Difference in their ages = 24 years |
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