Stoyanka collects donations for an animal shelter. At the end of March, she has $545.50 in donations. In April, she collects donations of $20.20 each. At the end of April, she has $787.80 in domations. Use an equation with a variable to find the number of donatons Stoyanke collects in April. Show your work

Liz paid $141 one month . In that month she attended a certain number of physical training sessions . Write an equation that relates the total amount Liz paid and the number of physical training sessions she attended.

Denim Inc. sells printers for $280.00 each. The variable costs per printer are $38.75 and the fixed costs per week are $109,000.00. What would be the net income in a week in which 1,350 printers are sold?     Round to the nearest cent

Diego works at a carwash and makes a $11 per hour. If he works 9 hours of overtime in a week, how much overtime would he earn?Consider that overtime is paid at time-and-a-half of his regular rate.         $150.40         $148.50         $130.00         $158.40

Jo makes $30,000 this year, after a 20% raise. Find old salary.

Athens Cinema charges $9.00 to see a movie. They sell snacks, x for $3.00 each. Write an equation that represents the total cost, y, of going to see a movie and ordering snacks.

Ken, Leo and Mandy donated some money. Ken donated 1/4 of the total amount Leo and Mandy donated. Mandy donated 4/11 of the total amount of money that Ken and Leo donated. Leo donated $37.50 more than Ken. Express the amount of money Leo donated as a decimal if he had $100 initially.

The wholesale price for a pair of shoes is $8.50. A certain department store marks up the wholesale price by 70%. Find the price of the pair of shoes in the department store.

Find the quotient of A if 1. 2 and B- %3D B 4

A salesman sells a bike for $1.30. He makes a 3% commission. How much money does the salesman earn in commission?