Find the missing variable in the following question. If there is inverse variation and y = 20 when x = 15, find x when y = 5.

A. x = 75
B. x = 25
C. x = 45
D. x = 60

If the dimensions of a rectangular prism are 5 ft x 3.5 ft x 2 ſt, what is the surface area?

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?