Need to the answer ASAP

Abag of popcorn contains 483 calories and servers 3.5 people. how many calories are in each serving.

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

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