Question
A vendor earns a profit equal to the cost price of 8
metres of fabric when selling 40 metres of fabric. Calculate the percentage profit.Solution
ATQ,
Let the selling price of 1 metre cloth be Rs. βSPβ and the cost price of 1 metre cloth be Rs. βCPβ.
ATQ,
40 Γ SP β 40 Γ CP = 8 Γ CP
Or, 40 Γ SP = 48 Γ CP
Or, SP/CP = 48/40 = 6/5
Required profit percentage = {(6 β 5)/5} Γ 100 = 20%
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