Question

average weight of 12 students and a teacher is 45 kg. if weight of the teacher is 66 kg, find average weight of 12 students

Answer 1

Hi,

Here's the answer:-

Total weight of 12 students and teacher = 45×13 = 585 kg

Total weight of 12 students = 585 kg - 66 kg =519 kg

So, average weight of 12 students = 519/12 = 43.25 kg

So, the answer is 43.25 kg.

HOPE IT HELPS (^_^)

PLEASE MARK BRAINLIEST