There are 250 guppies in the tank. Guppies are 10 for $1.00. How many dollars worth of guppies are in the tank?

What is the solution to the following system of equations? x - 3y = 6 2x + 2y = 4 A. (-1, 3) B. (3, - 1) C. (1, - 3) D. (-3, 1)

There are four $20 bills, five $10 bills, seven $5 bills, and four $1 bills in your wallet. You select one bill at random. What is the expected value for this experiment? $

90 degree angle divided evenly what is angle a and angle b

Solve for f (5) f (x) = 2x - 4 f (5) = [?]

What is y=x-4,2x+4=5

dentify the type of sampling used. Thirty-five math majors, 52 music majors and 67 history majors are randomly selected from 444 math majors, 381 music majors and 414 history majors at the state university. What sampling technique is used?

each year erin earns a $1700 winter bonus. if erin earned $84500 last year, how many dies erin makes in a month

Halfway through a bus route, 23 students have been dropped off and 48 students remain on thr bus. write an equation to determine wether there are 61 or 71 students on the bus at the beginning of the route.

A child is sitting in a tree 8 ft off the ground. A raccoon is sighted 6.5 ft away from the base of the tree. What is the angle of depression from where the child is sitting to the raccoon? Round to the nearest hundredth.

What is the answer for - 2y = - 15