Answers Grade 7 Mathematics Probability — TestQuestion 8

8

QuizMultiple Choice

Probability — Test

Question 8 • Grade 7 Mathematics

The Mendoza family is shopping for a new laptop computer. They will make their decision based on size and brand. The family made a table to show the possible outcomes for the different choices. There are 12 possible outcomes. Which is a possible number of sizes and brands from which the family could choose?

Answer

A

4 sizes and 8 brands

B

4 sizes and 3 brands

C

2 sizes and 12 brands

D

6 sizes and 6 brands

Explanation

Each size can be paired with each brand, so multiply the number of sizes by the number of brands. For 4 sizes and 3 brands, there are 4 × 3 = 12 possible outcomes, so “4 sizes and 3 brands” is correct.

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