Extra Set

Grade 7 · Unit 7 · L32 · Version A · 796D

Probability models

Name ________________

Date ________________

Period ________________

1.
A fair six-sided die is rolled. P(odd)?
Answer. 12
3 favorable outcomes out of 6 → 12.
2.
A fair six-sided die is rolled. P(odd)?
Answer. 12
3 favorable outcomes out of 6 → 12.
3.
A fair six-sided die is rolled. P(greater than 4)?
Answer. 13
2 favorable outcomes out of 6 → 13.
4.
A fair six-sided die is rolled. P(greater than 4)?
Answer. 13
2 favorable outcomes out of 6 → 13.
5.
A fair six-sided die is rolled. P(greater than 4)? Then Malik needs 5 of that amount. What is the total they need?
Answer. 123
2 favorable outcomes out of 6 → 13. Then multiply by 5: 123.
6.
A fair six-sided die is rolled. P(1 or 2)? Then Ava needs 5 of that amount. What is the total they need?
Answer. 123
2 favorable outcomes out of 6 → 13. Then multiply by 5: 123.
7.
A fair six-sided die is rolled. P(greater than 4)? Then Elena needs 2 of that amount. What is the total they need?
Answer. 23
2 favorable outcomes out of 6 → 13. Then multiply by 2: 23.
8.
A fair six-sided die is rolled. P(greater than 4)? Then Sam needs 4 of that amount. What is the total they need?
Answer. 113
2 favorable outcomes out of 6 → 13. Then multiply by 4: 113.
9.
A fair six-sided die is rolled. P(odd)? Then Nora needs 4 of that amount. What is the total they need?
Answer. 2
3 favorable outcomes out of 6 → 12. Then multiply by 4: 2.
10.
A fair six-sided die is rolled. P(greater than 4)? Then Priya needs 5 of that amount. What is the total they need?
Answer. 123
2 favorable outcomes out of 6 → 13. Then multiply by 5: 123.
11.
Think
Sam tried this problem:
A fair six-sided die is rolled. P(even)?
Sam wrote 13. That is not correct. What is the right answer?
Answer. 12
Sam’s answer 13 is off. 3 favorable outcomes out of 6 → 12.
12.
Think
Sam tried this problem:
A fair six-sided die is rolled. P(odd)?
Sam wrote 13. That is not correct. What is the right answer?
Answer. 12
Sam’s answer 13 is off. 3 favorable outcomes out of 6 → 12.

Original extra practice. Keys are computed from the items, not guessed.

L32 · Probability models