Probability Problems and Solutions

The video tutorial covers lesson four from module five, focusing on calculating probabilities for outcomes with equal chances. It explains probability formulas, sample spaces, and provides examples using coin flips, die rolls, and letter selection. The tutorial also includes a probability exercise involving a spinner game, demonstrating how to calculate the likelihood of winning.

What is the probability of rolling a 4 on a fair six-sided die?

• 1/2

• 1/3

• 1/6

• 1/4

If an event has 10 favorable outcomes out of 40 possible outcomes, what is the probability of the event?

• 1/2

• 1/3

• 1/4

• 1/5

What is the probability of getting two heads when flipping a nickel and a dime?

• 1/8

• 1/4

• 1/3

• 1/2

How many outcomes are there when flipping a nickel and a dime?

• 2

• 3

• 4

• 5

What is the probability of rolling an odd number on a six-sided die?

• 1/3

• 2/3

• 1/2

• 1/4

What is the probability of rolling a number less than 5 on a six-sided die?

• 3/4

• 1/3

• 2/3

• 1/2

If you randomly select a letter from the word 'NUMBER', what is the probability of selecting a vowel?

• 1/6

• 1/4

• 1/3

• 1/2

What is the probability of selecting the letter 'Z' from the word 'NUMBER'?

• 0

• 1/6

• 1/3

• 1/2

In a game with two spinners, what is the probability of both landing on red?

• 1/3

• 1/8

• 1/4

• 1/2

What is the probability of winning a game if both spinners must land on red?

• 1/3

• 1/2

• 1/8

• 1/4