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In a school there are 20 girls. The aver...

In a school there are 20 girls. The average age of the girls is decreased by 2 months when one girl aged 18 years is replaced by a new girl. What is the age of the new girl?

A

14 years 2 months

B

14 years 4 months

C

14 years 6 months

D

14 years 8 months

Text Solution

Verified by Experts

The correct Answer is:
D
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