4 x 7/8 Pls I need help my mom is yelling at me

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount