Regina spent $45.50 over 612 months on music downloads. If she spent the same amount of money each month, how much money did Regina spend per month on music downloads?

On a cm grid, point p has coordinates (3,-1) and point q has coordinates (-5,6) calculate the shortest distance between p and q give your answer to 1 decimal place

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.

Write as a product: ac^2–ad+c^3–cd–bc^2+bd