Question

The Bowden family is shopping for a new television. They are making their decision based on brand and size. The family has 20 possible outcomes for choosing a television. Which is a possible number of brands and sizes that the family has to choose from? 10 brands and 10 sizes 5 brands and 4 sizes 4 brands and 16 sizes 2 brands and 20 sizes

Answer 1

5 brands and 4 sizes

Why:
if there are 5 brands with 4 sizes each, then there are 4 sizes per brand. This makes the outcome 4•5 which is 20.