A plumber charges $75 for a house call plus $45

per hour. How many hours did the plumber work if he

charged $210?

A submarine dives 300ft every 2 min. And 6,750ft every 45min. Find the constant rate at which the submarine dives. Give your answer in feet per minute and in feet per hour?

Find the solution set: (x-3) (x+3) = 8x

Rational roots of f (x) = 5x^2-3x+3

Express $ 15 for 10 gallons as a unit rate

a sixth grade student brought three cans of tennis balls for $4 each sales tax for all three cans was $0.95 write an expression to show the total amount of student paid

52/9 as a mixed number

Information is given about a polynomial f left parenthesis x right parenthesisf (x) whose coefficients are real numbers. find the remaining zeros of f. degree 3; zeros: negative 8 comma negative 3 minus i-8, - 3-i enter the remaining zeros of f.

A rectangular parking lot has a length that is 4 yards greater than the width. the area of the parking lot is 140 square yards. find the length and width use formula area=length. width

A jar contains 26 fluid ounces of spaghetti sauce. How many of cup of spaghetti do 4 jars contain?

If all the dates in June were used to form a sequence, would the sequence be finite or infinite? Finite Infinite