PLS HELP an archetect increases the radius of a circle window by 20 percent? by what percent did the area of the circle window increase.

I'll give brainliest if you answer right : )

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?

If jaime wants to find 60% of 320, which table should he use?