A store has a sale for 15% off. You decide to buy a $45 jacket. how much would u save? how much would u spend?

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Which number produces a rationale number when multiplied by 1/5

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?