the monthly average expenditure of a family with 4 members is 2800. find the monthly average expenditure of a family with only 3 members
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ans is 2100.
divide 2800with 4
so for each of the member the expenditure
would be 700
now 700 multiply 3 will give you the expenditure of 3 members
so it's 2100
hope it's helpful
divide 2800with 4
so for each of the member the expenditure
would be 700
now 700 multiply 3 will give you the expenditure of 3 members
so it's 2100
hope it's helpful
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