a distributor and a retailer. The retailer sells the shoes to his consumers for $126 a pair, earning a margin of 21%. The distributor buys the product directly from the manufacturer for $72. The manufacturer realizes a 63% margin when selling to the distributor. What is the manufacturer's cost per unit?

Solve. Round to the nearest whole percent. The mix Ricardo plans to use to make brownies says that each brownie will be 190 calories, and 76 calories arefrom fat. What percent of the total calories are from fat?

Brenda’s best friend is having a destination wedding and the event will last three days. Brenda has $500 in savings and can earn $15 an hour babysitting. She expects to pay $350 airfare, $375 for food and entertainment and $60 a night for her share of a hotel room. How many hours must she babysit to have enough money to pay for the trip?

Rameen’s heating bill is $5.42 per month plus $1.08 per therm. How many therms can Rameen use if he wants his heating bill to be a maximum of $87.50?