A family comprises of 3 persons A, B and C. The age of A is four times that of B. In four years time, A…
A will be 40 in four years, so A is 36 now, and since A is four times B, B is 9. Four years ago A was 32, so C was 16 at that time. C's present age is therefore 20, giving B…
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A family comprises of 3 persons A, B and C. The age of A is four times that of B. In four years time, A will be 40 years old. The age of C was half the age of A four years ago. Find the present age of B and C (in years), respectively.
Answer and explanation
Correct answer A
A will be 40 in four years, so A is 36 now, and since A is four times B, B is 9. Four years ago A was 32, so C was 16 at that time. C's present age is therefore 20, giving B and C as 9 and 20 years.
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