Sem 2 Final Exam Review

A number is randomly chosen between 1 and 99. What is the probability that the number is not a prime number?

• 25/99

• 74/99

• 73/99

• 8/33

Tags

CCSS.4.OA.B.4

A card is chosen at random from a deck of 40 cards, 8 red, 15 black, 5 blue, and 12 green. Then, the card is returned to the deck and a new card is chosen. The table below shows the results of choosing 32 cards. For which color of card is the experimental probability the same as the theoretical probability?

• green

• black

• blue

• red

A research study asked 2963 homeowners how many bedrooms were in their homes. The results are shown in the table below. What is the probability that a homeowner chosen at random has 2 or less bedrooms?

• about 31%

• about 27%

• about 24%

• about 18%

Tags

CCSS.7.SP.A.2

You play a game that requires rolling a six-sided die then randomly choosing a colored card from a deck containing 3 red cards, 8 blue cards, and 10 yellow cards. Find the probability that you will roll a 3 on the die and then choose a yellow card.

• 10/21

• 1/6

• 1/21

• 5/63

At a sandwich shop, 56% of customers buy a drink with their sandwich. Only 41% of customers buy a drink and chips with their sandwich. What is the probability that a customer who buys a drink also buys chips?

• 97%

• 15%

• about 73.2%

• about 1.4%

Tags

CCSS.HSS.CP.B.6

A custom furniture builder wants to earn at least $30 per hour building four different types of furniture: dressers, nightstands, armoires, and chests. Over the course of a year, the builder records the selling and hours worked for each piece and determines whether or not the earning goal is met. Which type of furniture best helps meet the earning goal?

• Nightstand

• Dresser

• Armoire

• Chest

Tags

CCSS.HSS.ID.B.6A

You spin a spinner with 10 equal spaces numbered 1 through 10. What is the probability that the spinner lands on a 5 or a 7?

• 1/5

• 9/10

• 1/10

• 4/5

Tags

CCSS.HSS.CP.B.7

In how many ways can you arrange 2 of the numerals 1 through 6?

• 12

• 2

• 720

• 30

Your shirt drawer contains 6 different colored shirts that you will wear over the next 6 days. What is the probability that you will randomly choose the green shirt to wear today and the yellow shirt to wear tomorrow?

• 1/30

• 1/6

• 1/3

• 1/12

Tags

CCSS.HSS.CP.B.9

Count the possible combinations of 4 numbers chosen from the list {8, 7, 6, 5, 4, 3, 2}.

• 24

• 840

• 35

• 6