6b(8b-2)-3b(4+4b) simplify equation

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?