The random variable X is normally distributed. P (2045).

Find the mean of X.

Find P (X<45).

Find the standard deviation of X.

Sam is transferring files from his friend's laptop into his flash drive. This is the formula for the size of the files on Sam's friends drive S (measured in megabytes) as a function of time t (measured in seconds) : S (t) =

Jordan throws a ball 30 feet into the air, and the balls falls back to the ground. Use the words acceleration and deceleration to tell how the ball changed its motion between the time Jordan threw it and the time it hit the ground.

28 girls and 32 boys are playing a game. The coach will divide the girls and boys into groups that have girls and boys in each group. What is the greatest number of groups the coach can make?

In your opinion, is it better to invest more money in fewer companies, or less money in many companies? Justify your answer.

The solution of the system is (400, 3,200). How would you interpret this solution?

Find the quotient 3) 48

Solve for x: 5x + 15 = 28 A. forty-three over five B. thirteen over five C. 13 D. 43

The cosine of the complementary angle to 58°

To answer a question

How do we rewrite the equation y=-x 4