Using properties to find the sum or product

Ja'Von kicks a soccer ball into the air. The function f (x) = - 16 (x - 2) 2 + 64 represents the height of the ball, in feet, as a function of time, x, in seconds. What is the maximum height the ball reaches? 2feet 16 feet 32 feet 64 feet

Four balls of wool will make 8 knitted caps. How many balls of wool will malson need if he want to make 6 caps

Andy bought a game system on sale for $194.70. It was originally priced at $220. What is the percent of the discount on this game system?

Tell how to undo each operation and explain why it works. Adding 28. Dividing by 17

Estimate the quotient of 5397:62

Last year there were 15 porcelain dolls in Lanny's collection, after trading for a rare doll, she now has 12 dolls. What is the percent decrease of her collection?

How do you know if a number can be divided by 10 evenly?

Ahmad rented a movie. He started the movie at : 1135 AM and it ended at : 225 PM. How long was the movie?

The length and width of a rectanlge are in the ratio 5:3. The perimeter of the rectanlge is 32 cm. What is the length and width?

Volume is an unreliable measurement because A. there's no standard size of measuring cup or spoon. B. solids can't be measured accurately by volume. C. food expands or contracts in different temperatures. D. gas weighs less than liquid.