Jellybeans cost $0.80 per pound. Howard buys 4.5 pounds of jellybeans for himself and 1 pound for his friend. What is the total cost of the jellybeans Howard buys?

Which expression gives the area of the triangle shown below

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?