Math, asked by yuvikanishtha, 5 months ago

The average age of 25 boys in a class decreases by 6 months when a new boy takes the place of a 20 yr old boy. Find the age of new boy

Answers

Answered by ammu12354

1

Step-by-step explanation:

Average age of 9 children is 8 years 11 months. Now, we have to find the age of tenth child. °• Age of tenth child is 17 years 3 months.

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