Question

some toffees are bought at 11 for rs 5 and the same number at 9 for rs 5.if the wholr lot of toffees is sold 10 for rs 5.find gain or loss percent

Answer 1

$</p><p>\because {\text{C}}{\text{.P}}{\text{. of 20 toffees = Rs}}{\text{. 10}} \hfill \\ \therefore {\text{C}}{\text{.P}}{\text{. of 1 toffee = Rs}}{\text{. }}\frac{{{\text{10}}}}{{20}} \hfill \\ \therefore {\text{C}}{\text{.P}}{\text{. of 20 toffees = Rs}}{\text{. }}\frac{{{\text{10}}}}{{20}} \times 20 = {\text{Rs}}{\text{. }}10 \hfill \\ \because {\text{S}}{\text{.P}}{\text{. of 10 toffees = Rs}}{\text{. 5}} \hfill \\</p><p> \therefore {\text{S}}{\text{.P}}{\text{. of 20 toffees = Rs}}{\text{. }}\frac{{\text{5}}}{{10}} \times 20 = {\text{Rs}}{\text{. }}10 \hfill \\</p><p> \Rightarrow \,{\text{S}}{\text{.P}}{\text{. of 20 toffees = C}}{\text{.P}}{\text{. of 20 toffees }} \hfill \\</p><p> \Rightarrow {\text{Neither gain nor loss}} \hfill \\ </p><p>$