Matt, ricky, and sam had a pushup contest. Matt did 63 pushups and Ricky did 8 less than Matt. How many did Sam do?

A scientist has 350 mg of a radioactive material. The material will cut in half every month. After how many months will there be. 68mg left?

An angle that measures more than 90 degrees but less than 180 degrees.

Linton earns $12 per hour cutting grass. He earned a total of $162 last week cutting grass. Exactly how many hours did he spend cutting grass last week?

How many integers between 100 and 300 inclusive, are divisible by 10?

The standard error of the estimate, sest, is essentially the

Karen traveled at a rate of 65 mph for 7 hours. What is the distance? Hint: Distance = Rate * Time A: 420 miles B: 455 miles C: 390 miles D: 392 miles

Student council has $1478 to purchase cases of snacks for a dance. Each case of snacks will cost $16. How many cases of snacks can the Student Council purchase?

What is the standard form for the quadratic function? f (x) = (x - 3) 2 + 5

The temperature dropped 4º per hour. What is the change in temperature after 6 hours?

You are in the pit crew for a driver at a Nascar race. The gas weighs 5.92 pounds per gallon. Your driver uses 0.25 gallon per lap. With 42 laps to go, you put 60 pounds of fuel in the tank of the car.