Back to Venn Diagrams with Two Events — Problem 4 · Task Set 3

Exercises: Venn Diagrams with Two Events

Work through each section in order. For the diagram problems, place elements in the intersection first, then the parts that belong to only one set, and last the region outside both circles. Always check that every element sits in exactly one region.

Grade 7·18 problems·~30 min·Uganda NCDC Primary 7 Mathematics·lesson·sets-03
Work through problems with immediate feedback
A

Fluency Practice

A completed two-circle Venn diagram: A only holds 2, 4, 8; the overlap holds 6; B only holds 3, 9; and 1, 5, 7 lie outside both circles
1.

Using the completed diagram, find n(AB)n(A \cup B).