Math 7 - Probability Test Review | Baamboozle - Baamboozle

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#Math

The spinner below is spun twice. Find P(both stars) as a simplified fraction.

1/16

20

What is the probability of randomly selecting a square that is unshaded and odd? Express the probability as a simplifed fraction, decimal and percent.

3/20, 0.15, 15%

15

What is the probability of randomly selecting a square that is shaded or odd? Express the probability as a simplifed fraction, decimal and percent.

3/4, 0.75, 75%

15

A website randomly generates a password after a new user registers. The password consists of 1 digit followed by 3 letters. How many passwords can be generated if letters cannot repeat?

156,000

15

The combinations for the lockers at your school consist of 3 numbers. Each number in the combination can be a number from 0 through 49. How many locker combinations are possible?

125,000

20

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

1000

15

The spinner below was spun 50 times. The results of each spin are shown in the table below. What is the theoretical probability of spinning red or purple?

2/5 or 40%

20

The spinner below was spun 50 times. The results of each spin are shown in the table below. What is the experimental probability of spinning red or purple?

6/25 or 24%

20

The spinner below was spun 50 times. The results of each spin are shown in the table below. If you were to spin the spinner 300 times, how many times would you expect the spinner to land on yellow based on the experiment?

96 times

25

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.

9/20 or 45%

15

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

4/15

15

A website randomly generates a password after a new user registers. The password consists of 5 single digits by 1 letter. Find the number of passwords that can be generated if digits cannot repeat.

786240

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

20