The function f (t) = - 5t 2 + 20t + 60 models the approximate height of an object

t seconds after it is launched. How many seconds does it take the object to hit the

ground?

If a dozen widgets cost $30.00, how much will 80 widgets cost? $20 $200 $220 $32

Sasha has a box of baseball caps and divides the entire box between 5 friends. Each friend gets 10 caps. How many caps were in the box?

You rent an apartment that costs $1200 per month during the first year, but the rent is set to go up 10.5% per year. What would be the rent of the apartment during the 7th year of living in the apartment?

A large office desk has an area of 42 square feet. if the width is 3.5 feet, write an equation to represent the area

Which expressions are correct for the situation? A. Earl earns $18.00 per hour. In x hours, he earns x/$18 B. You buy one bagel for 0.80 and m bagels for 0.75 each. The total cost is 0.80 + 0.75m. C.

Determine how far the vehicle travels in 3 hours. A motorcycle travels 25 miles every 0.5 hour. The vehicle travels miles.

It takes a baseball player 16 seconds to round the bases and make it back to home plate home plate if it is 360 feet to go all around the bases then calculate the players average speed

Bruce and Mila are collecting baseball cards from their favorite teams, the Orioles and the Pirates. The equation r+p=28 represents the number of cards Bruce has. The equation 2r+p=43 represents the number of cards Mila has.

Kyra has a manufacturer's coupon for $5 off a box of diapers and a store coupon for 20% off any purchase. The store will let you use both coupons, but it does not have a policy about which coupon you must use first.

What does r equal? 5 (3-5r) + 3r = - (5r + 2)