Natalie saved $20 when she purchased a new phone. the phone originally cost $125. what percent savings did natalie receive on the purchase of the new phone.

How can you decide witch operations to use to slice a two step equation

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.

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions