Math 7 Probability Quiz Review | Baamboozle - Baamboozle

Use the fundamental counting principle to determine the total number of outcomes: Rolling a die three times in a row

216

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

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%

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 theoretical probability of spinning an A? Express answer as a percent.

25%

A month of the year then a day of the week is selected at random. Find the probability of selecting a month that starts with the letter J, then selecting Friday as a fraction in simplest form.

1/28

Use the fundamental counting principle to determine the total number of outcomes: spinning the spinner twice and picking a card from a standard deck.

1300

How many different outfits can be created from eight pairs of pants, five shirts, and four ties, if each outfit consists of one pair of pants,one shirt, and one tie?

160

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%

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%

The spinner below is spun once. Which event is most likely to occur?

Spinning a number that is shaded and prime

A letter from the word SAPPHIRE is selected at random 75 times. The results from the experiment are shown in the table.

A

A quiz has eight multiple choice questions with four options for each (A, B, C, and D). How many ways are there to answer the questions?

65,536

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

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

Each spinner below is spun once. Find the probability of spinning a number greater than 2, then a square.

4/15

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%

Credit cards place a three digit security code on the back of cards. How many codes are possible?

1000

Cooper is studying abroad for a semester. He can choose the first semester or second semester, then choose France, Spain, Germany, Italy, or Japan. Find the total number of outcomes that are possible.

10

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

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

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.

7/75

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%

Based on the experiment, if you were to spin the spinner above 200 times, how many times could you expect it to land on an unshaded section?

157 times

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

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

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