A factory makes car batteries. The probability that a battery is defective is 1/4. If 400 batteries are tested, about how many are expected to be defective?

A car drives 100meters in 5 seconds what is the car's average speed

Vowels are the letters that contain A, E, I, O, U, and Y. Consonats are the letters that DO NOT have vowels. Which word has a 2:5 ratio from vowels to consonats A) Cantaloup B) Grapefruit C) Tangerine D) Watermelon

Cuanto es la mitad de 2/8

Divide f (x) by d (x), and write a summary statement in the form indicated. f (x) = x^4+5x^3-2x^2+5x-3; d (x) = x^2-1

What is the x-intercept for 12x+2=17y

Find the exact value of sin (pi/3 + pi)

What is the general formula for an parallelogram

Rearrange 2x+y=4 into y=mx+b

What is the fraction for 0.2

A classroom's length is 3m less than two times its width. The classroom has a length of 9m. Solve an equation to determine the width of the classroom.