HELP PLEASEE

i got 58 for the answer is that correct???

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Evaluate the expression. (9 + 5)(3 + 2)0

Simplify this expression. 8x 16(x + y)