When the school first opened its library had 213 books. Today it has more than 650 books. about how many books has the school bought since it first opened? Explain

A soccer ball is kicked from the ground with an initial upward velocity of 90 feet per second. The equation h=-16t^2+90t gives the height "h" of the ball after "t" seconds. Find the maximum height of the ball.

A product used to have a price of $20.50. Its price was then increased by 2%. Additionally, a 7% tax is added when the product is purchased. What is the total cost, including tax, of purchasing the product?

Use substitution to find the indefinite integral 8x+7 / (8x^2+14x) ^4

2 1/4 divide by 1 2/5

A boy and his younger sister are at the arcade but they only have enough money for one game of skee ball. If they get to play 9 balls, which of the following best describes how the girl and her brother might share the balls?

a circular window with a circumference of 10 feet is to be placed into a wall at a new home. The builder cuts a hole for the window and says that it has an area of at least 8 square feet. explain why she is right or wrong. Show work.

A 4 pack of dinner rolls cost $2.20. A lack of dinner rolls cost $5.40. Which is the better buy

Change 2 2/5 to an improper fraction

What is the slope of a line that is parallel to the line 2x + 4y = 16? Select one or more: A.-3/4 B. - 1/2 C. 1/2 D. 2

Which of the following statements cannot be proven to be true