Suppose 100 people all toss a hat into a box and then proceed to randomly pick out a hat. what is the expected number of people to get their own hat back

A recipe that serves four people calls for 2 1/4 cups of butter. How many cups of butter needed to serve 10 people? Show your work and explain how you got your answer using a complete sentence

Is 3/10 equal to 75/100 explain

What is the inverse function of d (x) = - 2x - 6? DO NOT answer if you're not sure

Find the radius of a circle if it's circumference is numerically equal to its area

Simplist form of 10/15

The height of a ball thrown directly up with a velocity of 10 feet per second from a initial height of of 100 feet is given by the equation h (t) = - 16tsquared + 10t + 100, where t is the time in seconds and h is the ball's height, measured in feet.

Find the percent of each number 350% of 96

7/5 x 8 (do not reduce your answer)

Factor. x2 + 7x + 12 a. (x - 12) (x - 1) b. (x - 6) (x - 2) c. (x + 3) (x + 4) d. (x - 3) (x - 4)

24a^2b^2-18ab I need to factor this but am having trouble?