At the town carnival darren rode the ferris wheel seven times and the bumper cars three times. if each ride cost five tickets. and each ticket cost $0.50, how much money did he spend ?

Can someone pls ! pls answer all. no explanation needed..

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187

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.