Probability

A laundry basket has 24 t-shirts in it. Four are red, 10 are black, and the remaining are white. What is the probability of randomly selecting a red shirt?

• 5/12

• 1/6

• 5/7

• 4/5

A laundry basket has 24 t-shirts in it. Four are red, 10 are black, and the remaining are white. What is the probability of not selecting a white shirt?

• 7/12

• 5/12

• 4/5

• 1/3

A laundry basket has 24 t-shirts in it. Four are red, 10 are black, and the remaining are white. What is the probability of randomly selecting a green shirt?

• 0/24

• 1/24

• 5/7

• 1/3

At a school assembly four out of the first 10 students are wearing spirit wear. Based on this information, if 500 students were at the assembly, then how many students could be expected to be wearing spirit wear?

• 200 students

• 10 students

• 300 students

• 90 students

The airport security randomly selected 24 suitcases from the security line. Of those bags, they screened 7 suitcases. Based on this information, what is the most reasonable prediction for the number of suitcases they will screen in a group of 144?

• 42

• 493

• 25

• 96

An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling a 3.

• 1/6
• 3/6
• 1
• 1/2

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Find the theoretical probability of NOT landing on yellow if you spin the spinner.

• 1/8
• 7/8
• 1
• 7

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of flipping a coin and getting tails?

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

Tags

CCSS.7.SP.C.5

Find the probability of rolling greater than a 1 on a single die.

• 6/6
• 5/6
• 4/6
• 1/6

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

Tags

CCSS.7.SP.C.5