easy
medium
hard
100

what is the probability of rolling an even number on a die?

3/6 = 1/2

100

A spinner has 8 equal sections. Two sections are red. What is the probability of landing on red?

2/8 = 1/4

100

Two fair coins are flipped. What is the probability of getting exactly one head?


Possible outcomes:
HH, HT, TH, TT

Favorable outcomes:
HT, TH

2/4 = 1/2

200

what is the probability of flipping heads on a coin?

1/2

200

a spinner has 8 equal sections. two are red. 

what is P(red)?

2/8 = 1/4

200

A die is rolled once. What is the probability of rolling a number greater than 2 and less than 6?

Favorable outcomes:
3, 4, 5

3/6 = 1/2

300

A bag contains 5 red marbles and 5 blue marbles. What is the probability of drawing a red marble?

5/10 = 1/2

300

A bag contains 3 green, 4 blue, and 5 yellow marbles. What is the probability of drawing a blue marble?

4/12 = 1/3

300

a bag has 5 red, 4 blue, and 3 green marbles. what is the probability of drawing a green marble? 


3/12 = 1/4