Advertisements
Advertisements
Question
The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What must be the weight of the new person?
Options
76 kg
75.5 kg
85 kg
49.25 kg
MCQ
Solution
85 kg
Explanation:
Total weight increased
= (8 x 2.5) kg = 20kg
Weight of new person = ( 65 + 20) kg = 85 kg
shaalaa.com
Average and Age
Is there an error in this question or solution?
