Math, asked by Monika1111, 1 year ago

the average weight of a suitcase was 19kg.if two of tha suitcases weighed 17.5 kg and 19.5kg,find the average weight of the third suitcase

Answers

Answered by 2sahil
2
Hiiiiiii,
The average weight of suitcase=(a+b+c)/no. of objects
So,17.5+19.5+c/3=
57=37+c
c=57_37=20
hence,weight of the third suitcase is 20kg.

Monika1111: 57 khn se aya ??
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