In one week 128 cell phones were sold. The following week 37more cell phone were sold than the week before. how many cell phones were sold in those two weeks?

At the movie theatre, child admission is $5.20 and adult admission is $9.70. On Sunday three time as many adult tickets as child tickets were sold, for a total sales of $788.90. How many child tickets were sold that day?

If f (x) = - x2 + 4x - 9 and g (x) = x - 8, find g (f (-1))

What constant do you need to add to each of the following quadratic equations to complete the square?

Family is making a five-day 2100 mile trip the first 4 days they travel 1755 miles use a problem solving plan to find what speed they must travel to complete their trip in 6 hours on the final day

If c (x) = 3x-1 and k (x) = x^2-2x+1, what is the value of (c°k) (5)

How to identify the vertex of a quadratic function

3/8 of the students in Ms. Mull's class ride the bus. If there are 24 students in the class, how many students ride the bus?

An object that weighs 1 pound on earth weighs 1.19 pounds on Neptune. Suppose her dog weighs 9 pounds on earth. How much would the same dog weigh on Neptune.

Which statement is true about the following equation 3.5z=2.25z-4.25+6.25 A. it has no solution. B. it has one solution. C. it has two solutions. D. it has infinitely many solutions.

If the surface area of a certain body of water is 400ft2 and the surface area to volume ratio is 1:11 what is the volume of the body of water?