Sophia and her brother combined to read a total of 40 books over the summer. Sophia read four times as many books as her brother. How many books did each person read?

I bought 1/2 gallon of paint then I found 1/3 of paint in my garage how much more paint do I need to have 3 gallons of paint

In a class of 50 students the number of students who offer accounting is twice as the number who offer economic. 10 students offer neither of the two subjects and 5 students offer both subjects.

A local maximum of the function f (x) occurs for which x-value? -4 -3 -2 -1

You and your friend are selling tickets to a charity event. You sell 4 adult tickets and 11 student tickets for $148. Your friend sells 7 adult tickets and 5 student tickets for $145. What is the cost of a student ticket?

Round 0.0936 to the nearest one

Use the discriminate to determine the number and the nature of the solutions of the giving equation 2x^2 + 5x+7=0

A local university accepted 2,300 students out of 4,500 application for admission. What was the acceptance rate, expressed as a percent.

One cubic foot of sand weights 100 pounds. A square sandbox with 5-foot sides has half of a food of sand in it. How many pounds of sand is the sandbox holding?

10/7 divided by 4 What's the answer

Samuel wants to buy at least twice as many DVDs as CDs. CDs sell for $7 each, and DVDs sell for $12 each. Samuel can spend a maximum of $50. Let c represent the number of CDs, and let d represent the number of DVDs.