The average age of a group of 5 boys is 15 years. If an an other boy of 15 years joins them find the average of the group of 6 boys.
Answers
Answered by
10
if my answer is helpful for you then please mark as brain list
Attachments:
Answered by
3
Answer:
15 yrs
Step-by-step explanation:
No. = 5
Average = 15 years
Another boy added so the new no. become 6 .
So ,
Total = 15×5 =75
75+15=90
Average = 90/6 = 15 yrs .
Please mark me as brainlist . Stay safe . Glad to help u
Similar questions