Pablo practiced piano 1 1/2 hours 3 times a week. Elsa practiced 2/4 hour 5 times a week. Explain how you know who practiced for more time each week.

What is the value of x in the following equation. -x ^3/2 = -27

Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.