the average weight of a group of 7 boys is 56 kilogram. The individual weight of 6 of them are 52 kilogram, 57 kilogram, 55 kilogram, 60 kilogram, 59 kilogram and 55 kilogram. Find the weight of the 7th boy?
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Answer:
54
Step-by-step explanation:
First add weight of 6 persons and then let the weight of 7th person be X kg
Now add all the weight and devide the sum by 6 , and put it equal to 56.
You will get tge answer.
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