Four years ago the average age of A and B was…

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Four years ago, the average age of A and B was 18 years. At present the average age of A, B, and C is 24 years. What would be the age of C after 8 years?

  1. A. 25 years
  2. B. 28 years
  3. C. 32 years
  4. D. 36 years

Answer: Option D

Here is complete explanation of Four years ago the average age of A and B was….

Solution(By ExamCraze Team)

Sum of the present ages of A and B
= (18 × 2 + 4 × 2) years
= 44 years
Sum of the present ages of A, B and C
= (24 × 3) years
= 72 years
C's present age
= (72 - 44) years
= 28 years
∴ C's age after 8 years
= (28 + 8) years
= 36 years

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