monthly average expenditure of a family with 4 members is RS 2,800.find the monthly average expenditure of a family with only 3 members.
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Answer:
2'100
Step-by-step explanation:
expenditure of 4 members=rs2,800
so, expenditure of 1 member=2,800/4
=700rs
expenditure of 3 member=700×3=2100rs
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