What is the sum of these decimals 310.3 + 943.8 + 391.4

With an average service rate of 15 customers per hour and an average customer arrival rate of 12 customers per hour, calculate the probability that actual service time will be less than or equal to five minutes.

Kaylen has two packages to mail. All packages weigh 6 1/8 pounds total. First package weigh 4 1/2 pounds. How many pounds does her second package weigh?

Samira invests $2500 into a certificate of deposit for three years at a rate of 2% how much did she earn in interest

Which is the best estimate for the lenght of a real couch? Answer has to be in meters.

A car uses!5 gallons of gas to go 330 miles. How much will the car need to go 450 miles?

Which of the following show the factored equivalent of f (x) = (x2 - 81) (x + 5) and its zeroes.

Robert will save 1/6 of his allowance every day if he gets two dollars a day how much money will he save each day

How do you multiply a decimal greater than 0 and a fraction less than 0

Something times something that equals 7

Jay, a freelance editor, charges the rates shown in the table below to edit manuscripts. The cost per page increases as the quality of editing improves. Jay also gives a 5% discount if the entire amount is paid up front.