A student needs at least seven hours of sleep each night. The student goes to bed at 11:00 pm, and wakes up before 6:30 a. m. Is the student getting enough sleep?
Write an inequality for the number of hours of sleep the student gets each night.

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

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.

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters