More Probabilities

Rolling an odd number and rolling an even number on a normal six-sided die are

• Mutually exclusive

• Not mutually exclusive

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Rolling a prime number and rolling an even number on a normal six-sided die are

• Mutually exclusive

• Not mutually exclusive

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

There are 12 red roses, 5 yellow roses and 3 white roses in a vase. Felix takes a rose, at random, from the vase.

What is the probability of him not choosing a red rose?

• $\frac{12}{20}$

• $\frac{8}{20}$

• $\frac{8}{12}$

• $\frac{5}{12}$

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

There are 12 red roses, 5 yellow roses and 3 white roses in a vase. Felix takes a rose, at random, from the vase.

What is the probability of him not choosing a yellow rose?

•  $\frac{15}{20}$ 

•  $\frac{5}{20}$ 

•  $\frac{17}{20}$ 

•  $\frac{3}{20}$ 

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Leon throws a biased coin. The probability of getting tails is 0.4.

Work out the probability of getting heads.

• 0.4

• 0.6

• 0.8

• 0.2

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Edith plants a daffodil bulb. The probability that the bulb will grow is 0.8.

What is the probability that the bulb will not grow?

• 0.8

• 0.2

• 0.4

• 0.6

Tags

CCSS.7.SP.C.5

A day of the week is chosen at random. What is the probability of choosing a Monday or Tuesday?

• 1/7

• 2/14

• 2/7

• None of the above

Tags

CCSS.7.SP.C.5

In a pet store, there are 6 puppies, 4 gerbils, and 7 parakeets. If a pet is chosen at random, what is the probability of choosing a puppy or a parakeet?

• 11/17

• 13/17

• 10/17

• None of the above

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.8

A number from 1 to 10 is chosen at random. What is the probability of choosing a 5 or an even number?

• 3/5

• 1/2

• 1/5

• None of the above

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.8

A single 6-sided die is rolled. What is the probability of rolling a number greater than 3 or an even number?

• 1

• 2/3

• 5/6

• None of the above

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8