The weight of four men in a lift are 70kg, 72kg, 73kg and 74kg respectively and the average weight of the total number of men in the lift including the operation is 70kg. Find the weight of the lift operation
Answers
Answered by
0
Step-by-step explanation:
there are70+72+73+74=289
but average waight is 70
so70×4=280
thus 289-280=7
if it is wrong then solve itand send ,please
Similar questions