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The average age of A, B and C is 26 years. If the average age of A and C is 29 years. What is the age of B in years?

A23

B20

C27

D29

Answer:

B. 20

Read Explanation:

(A + B + C)/3 = 26 A + B + C = 78 (A + C)/2 = 29 A + C = 58 B = 78 - 58 = 20 years age of B is 20 years.


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