Round 40.80 to the nearest whole number.

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17