Question

a cereal company asked people about how much cereal they ate. eating cereal last week how many people are there in all? people

Explanation:

Step1: Count the number of Xs in each column

• For \(0\) times: \(4\) Xs
• For \(1\) time: \(1\) X
• For \(2\) times: \(4\) Xs
• For \(3\) times: \(5\) Xs
• For \(4\) times: \(8\) Xs

Step2: Sum up the number of Xs

$$4 + 1+4 + 5+8$$

$$=5+4 + 5+8$$

$$=9+5 + 8$$

$$=14+8$$

$$=22$$

Answer:

\(22\)