Winter coats are marked 70% off on February 1st. If a coat originally costs $57.70, how much will it cost on sale?

Naomi’s parents want to have 50,000, saved for her college education, if they invest 20000 today and earn 7% interest compound annually, about how long will it take them to save 50 thousand

The length of a rectangle is 5 times the width. if the perimeter is to be greater than 36 meters. what are the possible values for the width?

Determine if this is a solution to the system