Question

The average weight of 20 students is 84 Kg.if the weight of the teacher be included the average increased by 3 kg.find the weight of the teacher.

Answer 1

Step-by-step explanation:

first 20 multiply by84 and then add 3 in that multply

Answer 2

Answer:

average wieght of student = 84

Step-by-step explanation:

1. if the Weight of Teacher is increased by 3 kg =84+3=kg =87 Teacher Weight = 84 divide by 20=4.4 Teacher Weight = 84-44=40