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
Theoretically, if you were to spin the spinner above 200 times, how many times could you expect it to land on an unshaded section?
125 times
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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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25
The spinner above is spun 60 times. The results are given in the table below. What is the theoretical probability of spinning an even number? What is the experimental probability of spinning an even number? Compare to theoretical.
Theoretical = 1/2 or 50%, Exp= 33/60=11/20 or 55%, more than expected
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trap
No points!
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seesaw
Swap points!
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gift
Win 25 points!
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lifesaver
Give 15 points!
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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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heart
Other team wins 25 points!
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seesaw
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fairy
Take points!
5
10
15
20
25
baam
Lose 15 points!
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15
A letter in the grid below is chosen at random. What is the probability that the letter is shaded and a vowel (A,E,I,O,U)? Express the probability as a simplified fraction, decimal and percent.
3/25, 0.12, 12%
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15
A bag contains 3 basketballs, 10 baseballs, 7 golf balls, and 5 footballs. A ball is chosen at random, not replaced, then another is chosen. Find P(a football, then a baseball) as a simplified fraction.
1/12
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seesaw
Swap points!
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seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
thief
Give points!
5
10
15
20
25
15
Credit cards place a three Âdigit security code on the back of cards. How many codes are possible?
1000
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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 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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10
A jar contains 5 blue marbles, 8 red marbles, 4 white marbles and 3 purple marbles. Suppose you pick a marble at random without looking. Find the probability the marble you select is not red nor white. Simplified fraction & percent answer!
2/5, 40%
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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 bag contains 3 blue marbles, 10 green marbles, 4 yellow marbles, and 8 red marbles. A marble is chosen at random, not replaced, then another marble is chosen. Find P(red, then red) as a simplfied fraction.