average age of 16 students is 15 years. when a boy of age 18 years leaves what will be the average age of remaining 15 students?
Answers
Answered by
1
Answer:
Total age sum = 16×15
= 240
According to the question:
Average= (240-18)/15
= 222/15
= 14.8
Step-by-step explanation:
Answered by
1
Answer:
14.8
Step-by-step explanation:
total age = 15×16 = 240
since a boy of 18 years leaves the group
present total age of 15 children = 240-18
=222
average= 222/15 =14.8
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