the average age of 16 students is 15years, when a boy of age 18years leave. what will be the average of the remaining 15 students
Answers
Answered by
0
average age =15years
total student=16
so,sum of ages of all 16 students=16×15=240
when a 18 year boy leave=240-18=222
new average=222/15=14.8 years
total student=16
so,sum of ages of all 16 students=16×15=240
when a 18 year boy leave=240-18=222
new average=222/15=14.8 years
Similar questions