I looked for this everywhere, so now you're going to get it.
1) Suppose Ruth Ann has 3 routes she can travel from the school to the library and 5 routes from the library to her home. How many routes are there from Ruth Ann's school to her home with a stop at the library?
Answer - C. 15
2) Verne has 6 math books to line up on a shelf. Jenny has 4 English books to line up on a shelf. In how many more orders can Verne line up his books than Jenny?
Answer - D. 696 (¬‿¬)
3) Evaluate ₇C₆.
Answer - D. 7
4) You have five fruits and you want to choose three of them to combine into a fruit smoothie. In how many ways can three fruits be selected from the five fruits that you have?
Answer - B. 10
5) A bag contains 8 red marbles, 4 white marbles, and 5 blue marbles. You draw one marble at random. Find P(red and blue).
Answer - B. 0
6) A spinner is numbered from 1 through 10 with each number equally likely to occur. What is the probability of obtaining a number less than 2 or greater than 7 in a single spin?
Answer - A. 2/5
7) On the following dartboard, the radius of the bulls-eye (area A) is 4 inches. The radius of each concentric circle is 4 inches more that the circle inside it. If a person throws randomly onto the dartboard, what is the probability that the dart will hit in area B?
Answer - A. 3/16
8) Two urns contain white balls and yellow balls. The first urn contains 9 white balls and 9 yellow balls and the second urn contains 8 white balls and 3 yellow balls. A ball is drawn at random from each urn. What is the probability that both balls are white?
Answer - A. 4/11
9) If all possible results are equally likely, what is the probability that a spin of the spinner will land on an upper case letter or a consonant?
Answer - A. 0.9
10) Joey's sock drawer is unorganized and contains 3 black dress socks, 5 black ankle socks, 7 brown dress socks, and 6 brown ankle socks. What is the probability that Joey will blindly reach into his sock drawer and pull out a sock that is brown or a dress sock?
Answer - C. 16/21
11) The table shows the results of a survey of students in two math classes. Find P(more than 1 hour of TV | 6th period class). Round to the nearest thousandth.
Did You Watch More Than One Hour of TV Last Night?
ㅤㅤㅤㅤㅤㅤㅤㅤYes No
3rd period classㅤ11ㅤ6
6th period classㅤ13ㅤ10
Answer - B. 0565
12) The probability that a city bus is ready for service when needed is 84%. The probability that a city bus is ready for service and has a working radio is 67%. Find the probability that a bus chosen at random has a working radio given that it is ready for service. Round to the nearest tenth of a percent.
Answer - B. 79.8%
13) A class of 40 students has 11 honor students and 10 athletes. Three of the honor students are also athletes. One student is chosen at random. Find the probability that this student is an athlete if it is known that the student is not an honor student. Round to the nearest thousandth.
Answer - A. 0.241
Good grief this took forever. You're welcome.
7 answers
#s 1, 2, 3, 4, 5, 6, 8, 10 correct
#9, we don't really know what the spinner looks like.
e.g. Are there 26 upper and 26 lower letters?
#7, How many rings does your board have, this doesn't look a
standard dartboard.