Question

In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years replaced by a new boy. the age of the new boy is​

Answer 1

hey mate here is ur answer

Explanation:

Total decrease = 20 * 2 = 40 month

= 3 years 4 month

So, age of new boy = 18 years – 3 years 4 month

= 14 years 8 month

mark as brainliest

Answer 2

Answer:

Step-by-step explanation:

Total decrease

= ( 20 X 2 ) months

= 3 years 4 month

∴ Age of the new boy

= ( 18 years ) – ( 3 years 4 months)

= 14 years 8 month

Hope this helps...