The equation y = - 5.131x^2 + 31.821x - 3.333 approximates the number of people standing in line to catch a commuter train x hours after 5 a. m.

What is the best estimate for the number of people in line at 8 a. m?

A. 77

B. 46

C. 40

D. 32

T=4st/s-t what is the value of s when t = 5 and T = 40?

The back of a moving truck is 3 feet off of the ground. What length does a ramp off the back of the truck need to be in order for the angle of elevation of the ramp to be 20 degrees? Answer value

According to The Wirthlin Report, 24% of all workers say their job is very stressful. If 114 workers are randomly selected, what is the probability that exactly 28 say that their job is very stressful

Taylor deposits $150 in each of two savings accounts. Both have an annual interest rate of 4%. No additional deposits or withdrawals are made. One account earns simple interest, and the other account earns interest compounded annually.

If a figure is a trapezoid in what other way can you classify It?

12.5% of what number is 20

Evelyn ate 1/2 cup of nuts and her brother ate 1/4 cup. If there were 2 2/3 cups of nuts in the container before their snack how many cups were left after they finished?

If RB = 4 and OR = 3, then OB =

What is the domain of the equation y=1/X+5?

Convert 8 7/9 yd = In?