Question

In a village the average age of n people is 42 years. But after the verification it was found that the age of a person had been considered 20 years less than the actual age, so the new average, after the correction,increased by 1. The value of n is :

A) 21 B) 20 C) 22 D) None of these

Answer 1

Answer:

(B)20 is the answer

Step-by-step explanation:

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