Ms. Chang has 16 students in her class. She wants to send 3 of her students to pick up books for the class. How many combinations of students can she choose?

Evaluate 8y when y=4

Gas mileage is the number of miles you can drive on a gallon of gasoline. A test of a new car results in 520 miles on 20 gallons of gas. How far could you drive on 40 gallons of gas? What is the car's gas mileage? Show and explain your work.

In which of the following division problems will the quotient be larger than the dividend? A. 1/2 divided by 7 B. 10 divided by 5 C. 1/4 divided by 2 D. 5 divided by 1/6

270 degrees times pi over 180

In a court case reviewed by the Supreme Court the plaintiffs alleged that the method for selecting juries in a county in Texas was biased against Mexican Americans.

What is: 4*4+4*4+4-4*4?

You decide to buy a 60 in plasma-screen TV. You borrow $4500 from the electronics store at 1.9% per month simple interest, with no payments due for 2 years from the date of purchase.

Find the circumference of a cercle with the radious of 5.5 in. Use 3.14 for n round the nerest tenth

What is the solution tot the system of equations graphed below Y=2x-7 Y=-x-1 A. (4,1) B. (3,-2) C. (0,-1) D. (2,-3)

Cheryl and four of her friends went hiking on Saturday. They hiked a total of 6 miles in four hours. What is the average speed that they hiked?