List the outcomes and find the chance of one event
Grade 7 Math Worksheet - Challenge Me
Circle the best answer, or write your answer on the line.
Luz's class has 30 seats numbered 1 to 30, and the line leader's seat is picked at random. What is the chance its number is a multiple of 4, as a fraction in simplest form?
Number cube with faces 1, 2, 3, 4, 5, 6. Milo needs a number less than 5 on a fair number cube to finish the game (so close!). What is the chance of rolling a number less than 5, as a fraction in simplest form?
Noah puts cards numbered 1 to 15 in a hat and draws one without looking. What is the chance the number is even, as a fraction in simplest form?
Pia numbers 12 envelopes from 1 to 12 and picks one at random for the class mail helper. What is the chance its number is greater than 2, as a fraction in simplest form?
The class shelf has 30 books numbered 1 to 30, and Tala picks one at random to read aloud. What is the chance its number is less than 12, as a fraction in simplest form?
Jun's box holds 40 crayons, and the chance of picking a blue one without looking is 35%. How many blue crayons are in the box?
Kira's jar holds 50 buttons, and the chance of picking a green one without looking is 0.24. How many green buttons are in the jar?
The 25 lockers in Milo's hall are numbered 1 to 25, and one is picked at random for a new name sign. What is the chance its number is less than 7, as a percent?
Pia's class numbers 20 chairs from 1 to 20, and one is picked at random for the reading corner. What is the chance its number is greater than 9, as a decimal?
Ari's spinner has 8 equal parts: 3 stars and 5 hearts. Ari hopes to land on a star. Which is the whole outcome list?
- star, star, star, heart, heart, heart, heart, heart
- star, star, star, heart, heart, heart, heart, leaving a heart out
- star, heart
- star, star, star