The word problem below has too little information. Read carefully and then
choose the fact or facts needed to solve the problem.
Bill and his friends want to ride the roller coaster and the bumper cars. If
they go on both rides, what will be their total cost?
I
A. They want to save some money for food.
O
B. Bill's two friends, Leroy and Ramon, will ride with him.
O
C. It costs $3 per person to ride the roller coaster.
O
D. It costs $2 per person to ride the bumper cars.

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?

Abag contains 5 red marbles , 6 blue marbles and 4 green marbles. susie selects a marble and returns it to the bag before selecting another marble. if susie selects a red marble 6 out of 20 times, what is the experimental probability that the next marble she selects will be a red marble ?

The probability brenda will recieve a telemarketing call is 15%. if she gets 20 calls a day, how many can she expect to be telemarketing calls?