A box contains 8 apple, 10 fruit punch, 10 grape, and 12 berry juice boxes. A juice box is chosen at random. Find the probability of selecting an apple or a grape juice box. Express your answer as a simplified fraction and percent.
9/20 or 45%
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10
A card is chosen at random from a standard deck. Find P(queen or 5) as a fraction (in simplest form), decimal, and percent.
2/13, 0.15, 15%
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15
A spinner with four equal-size sections marked M, A, T, and H is spun 100 times. The results are shown below. What is the experimental probability of spinning an A? Express answer as a percent.
26%
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15
Use the fundamental counting principle to determine the total number of outcomes: Rolling a die three times in a row
216
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banana
Go to last place!
Oops!
fairy
Take points!
5
10
15
20
25
gift
Win 20 points!
Okay!
banana
Go to last place!
Oops!
15
A pencil box contains 5 red, 12 blue, 10 green, and 3 yellow markers. If a marker is chosen at random, replaced, and then another marker is chosen, find P(green, then blue) as a simplified fraction.
2/15
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20
A sheet of stickers contains 15 purple, 9 red, 12 yellow, and 4 green stickers. A sticker is chosen at random, placed on a paper, then another sticker is chosen. Find P(red, then yellow).
9/130
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15
Credit cards place a three Âdigit security code on the back of cards. How many codes are possible?
1000
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25
A letter from the word SAPPHIRE is selected at random 75 times. The results from the experiment are shown in the table.
A
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20
A bag contains 4 cherry, 8 orange, 6 strawberry and 10 lemon gummy bears. A gummy bear is chosen at random, eaten, then another is chosen. Find the probability of selecting a lemon, eating it, then selecting a cherry.
10/189
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25
The spinner above is spun 60 times. The results are given in the table below. What is the theoretical probability of spinning a shaded number? What is the experimental probability of spinning a shaded number? Compare to the theoretical.
Theoretical = 3/8 or 38%, Exp.= 13/60 or 22%, less than expected
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25
A spinner with 4 equal-size sections marked M, A, T, and H is spun 100 times. The results are shown below. Based on this experiment, if the spinner is spun 250 times, how many times would you expect it to land on T or H? Round if necessary.
133 times
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eraser
Reset score!
Oops!
star
Double points!
Okay!
rocket
Go to first place!
Okay!
lifesaver
Give 15 points!
Oops!
boom
Lose 50 points!
Oops!
gold
Win 50 points!
Okay!
gift
Win 25 points!
Okay!
thief
Give points!
5
10
15
20
25
monster
Reset all scores!
Oops!
star
Double points!
Okay!
gift
Win 10 points!
Okay!
baam
Lose 20 points!
Oops!
20
Use the fundamental counting principle to determine the total number of outcomes: spinning the spinner twice and picking a card from a standard deck.