HELP ASAP A factory makes car batteries. The probability that a battery is defective is is. If 400 batteries are tested, about how many are expected to be defective?
A. 25
B. 40
C. 16
D. 375

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

The equation |pl = 2 represents the total number of points that can be earned or lost during one turn of a game. which best describes how many points can be earned or lost during one turn? o o -2 2 oor 2 -2 or 2 o

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet