Question
The ratio of prices of Coffee and Tea is 3 : 4 and the
ratio of their quantities consumed by a family is 4 : 7. Find the ratio of expenditures on Coffee and Tea.Solution
E1/ E2 = (P1/ P2)× (Q1/ Q2) =3 /4 ×4/7 = 3 :7 The ratio of the expenditure is 3:7
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