average weight of 6children is 25.5kg when 7th child joins them the average increases to 26kg what is the weight of 7th child
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Answered by
1
Answer:
29 kg
Step-by-step explanation:
Weight of 6 children = 25.5x6=153 Kg
Weight of 7 children = 26x7=182 Kg
So, if we subtract the average weight of 7 children from the average weight of 6 children we get the weight of the 7th chile.
weight of 7th child= 26x7 - 25.5x6
= 182-153
= 29 Kg
Answered by
0
Answer:29
Step-by-step explanation:
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