Brad's pencil box is shaped like a rectangular prism. He fills the bottom of the pencil box with a layer of 80 one-centimeter cubes. If it takes 4 layers of cubes to fill the whole pencil box, what is its volume?

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total