Answer:
17.) A 18.) 4
Explanation:
A Venn Diagram is a diagram of 2 circles overlapping. It is used for comparing and contrasting. Each section is labled and there is a number in each section.
The number in the section of circle is the number that indicates how much of something there is.
The middle section in the Venn Diagram is for if the 2 things you are comparing include both sides.
Question 17:
The secions in the diagram is having a brother, sister, or both
Josh only has a brother, so he would put his name in section A
Question 18:
This is looking for the amount of kids that has had both type of phone, so you would look in the middle section. There are 4 kids who have had an iphone or android.
Hope this helps! : )