A man boys toffees at 10 for rupees 3 and sell them at 8 for rupees 3 find his gain per cent
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CP of 10 toffees=SP of 8 toffees
=₹3
SP of a toffee=3/8=0.4
CP of a toffee=3/10=0.3
so,SP of 8 toffees=8×0.4
=3.2
CP of 10 toffees =10×0.3
=3.0
Profit=SP-CP
=3.2-3.0
=0.2
P%=P/CP×100%
=0.2/3.0×100
=2/30×100
=2/3×10
=20/3% answer
=₹3
SP of a toffee=3/8=0.4
CP of a toffee=3/10=0.3
so,SP of 8 toffees=8×0.4
=3.2
CP of 10 toffees =10×0.3
=3.0
Profit=SP-CP
=3.2-3.0
=0.2
P%=P/CP×100%
=0.2/3.0×100
=2/30×100
=2/3×10
=20/3% answer
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