- A87
- B80
- C94
- D59
Step-by-Step Solution
Exactly two , so all three . Surveyed . 80 leaves out the centre, 94 counts it twice, and 59 is only the exactly-one group.
Answer: A) 87
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Venn Diagrams practice questions