Janie has $3 dollar sign. She earns $1.20 sign point, for each chore she does and can do fractions of chores. She wants to earn enough money to buy a CD for $13.50.

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Which of the following is an example of conditional probability