The average weight of a class of 30 students is increased by 0.5kg, when b replaces a whose weight is 35kg and is decreased by 1kg when c replaces b. What is the weight of c? *
Answers
Answered by
0
Step-by-step explanation:
average weight of 30 students increases=30×0.5=15kg
so the weight of b=weight of A 35kg+Average weight increases of 3o students 15kg=50kg
weight of c=weight of b-1kg weight decreased when replaces b
=50kg-1kg=49kg
Similar questions