What is the volume of the following rectangular prism?

Can someone me and do the problem plz so i can understand it more better

Can someone me with the property questions for 12 13 and 14 plz

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