Question

Use the information given in the figure.

How many are in A and B?

Short answer

$n\left(A\cap B\right)=8$.

Step-by-step solution

Step 1. Given Information.

The given figure :

Step 2. Counting values.

The values in the set A and B are

$$\begin{gathered} n\left(A\cap B\right)=3+5 \\ n\left(A\cap B\right)=8 \end{gathered}$$.