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The average age of a 15-member cricket squad is 19 years, if the coach’s age is included, the average increase to 22 years. What is the coach’s age?

A67

B64

C52

D58

Answer:

A. 67

Read Explanation:

Sum of ages of 15 members = 15 × 19 = 285 Given, if the coach’s age is also included, we have average as 22 years. ⇒ (285 + Age of coach)/16 = 22 ⇒ 285 + Age of coach = 16 × 22 = 352 ⇒ Age of coach = 352 – 285 = 67 years


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