The surface area of a cone is 25.6π in2 and the slant height is 2.4 in. what is the radius of the cone?
a. 2 in.
b. 1.2 in.
c. 4 in.
d. 5 in.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?