The probability that a student guesses the correct answer to a five-choice multiple choice question
is P(correct) = 0.2. How many correct answers should a student expect to guess on a test with 65
five-choice multiple choice questions?

What is the absolute value of -100000000000000?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas

The weight of a full steel bead tire is approximately 800 grams, while a fighter wheel weighs only 700 grams. what is the weight of each tire in pounds?