Question

If The Manufacture Gains 10% j,the wholosaler gains 15%cand the retailers gains 25% ,then what is the cost of prodction of an electric toaster whose retail price

Answer 1

$100 - 100 (\frac{110}{100} \times \frac{115}{100} \times \frac{125}{100} ) \\ 100 - 100( \frac{11}{10} \times \frac{23}{20} \times \frac{5}{4} ) \\ 100 - 100 \times \frac{253}{160} \\ 100 - \frac{2530}{16} \\ 100 - 158.125 \\ 58.125 \: profit$