Question

in natalies art class, students had the option to draw either a sunflower or an orchid. some students used charcoal, and the rest used colored pencils.
sunflower orchid
charcoal 3 5
colored pencils 7 4
let a be the set of students who drew a sunflower. let b be the set of students who used charcoal. how many students are included in both set a and set b?

Explanation:

Step1: Identify the intersection of sets A and B

Set A is students who drew a sunflower, and set B is students who used charcoal. The intersection of A and B is students who both drew a sunflower and used charcoal.
Looking at the table, the cell where "Sunflower" (row for set A) and "Charcoal" (column for set B) intersect has the value 3.

Answer:

3