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2) Sum of the ages of father and son is 68. After 8 yearsfather will be thrice as old as son. The present age(in years) of the son isA) 18B) 16C) 15D) 13 |
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Answer» Given : Sum of the ages of father and son is 68. After 8 years father will be thrice as old as son. To Find: The present age (in years) of the son is A) 18 B) 16 C) 15 D) 13 Solution: Sum of the ages of father and son is 68. Son age = S years Father age = 68 - S years After 8 years Son = S + 8 After 8 years father = 68 - S + 8 = 76 - S After 8 years father will be thrice as old as son. => 76 - S = 3(S + 8) => 76 - S = 3S + 24 => 4S = 52 => S = 13 present age (in years) of the son is 13 Years Learn More: the COMBINED age of joshi and jonny is 49 joshi is twice as old as ... Age of a is 20 years LESS than that of b. If age of a is 40% of their ... The average ages in years) of persons in GROUPS A, B and C are ... |
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