Yea... I'm horrible at math and I'm helping these 7th graders at their work and I don't even know this question so can someone answer this asap ._.

Which represents the inverse of the function f(x) = 4x? h(x) = x + 4 h(x) = x – 4 h(x) = x h(x) = x

A(t)=728(1+0.04)^t how much money did aditya originally invest

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?