Math, asked by apernamal9792, 1 year ago

The average weight of class of 40 student is 30kg. If howevr the weight of the teacher be included. The average is increased by 1 kg. What is weight of the teacher

Answers

Answered by arp80

0

Total weight of all students= 40*30=1200

toatl weight along with teacher=41*31=1271

1271-1200=71

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