10. Topic 10(COLON) Introduction to Probability

Lesson 10.3: Conditional Probability And Tree Diagrams — Quiz

Test your understanding of lesson 10.3: conditional probability and tree diagrams with 5 practice questions.

Practice Questions

Question 1

If a box contains 3 red balls and 2 blue balls, what is the probability of drawing a red ball first?

Question 2

A dice is rolled. What is the probability of rolling an even number?

Question 3

In a bag, there are 4 green, 5 yellow, and 3 blue marbles. If a marble is picked at random, what is the probability that it is yellow?

Question 4

A student has a 70% chance of passing a test. If they take two independent tests, what is the probability they pass both tests?

Question 5

If a card is drawn from a standard deck of 52 cards, what is the probability of drawing a heart?