Can someone please help Alonzo bought six CDs that were each of the same price including sales tax he paid a total of $70.20. Of that total, $6.60 was tax what was the price of each CD before tax?

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.

Math question.. plz me .. best answer all

Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?