Alan's Auto Wash had revenues of $18 from 3 customers. In all, how many customers does Alan's Auto Wash need to serve in order to have a total of $42 in revenue? Assume the relationship is
directly proportional.

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Fixed rate mortgage offer: purchase price: $170,000 down payment ($34k): 20% term: 30 years interest rate: 4.25% property tax (yearly): $1,500 homeowner’s insurance (yearly): $1,000 use this example from a fixed-rate mortgage calculator to you answer the questions. keep the page open after you complete this question. according to the calculator, the monthly payment demarco and tanya should anticipate paying for principal and interest is $208. $877. $669. $1,200.

Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.