Question

MATHS CLASS 11 Cbse chapter sets

Answer 1

Answer:

Survey Details:

• n ( M ) = 15
• n ( P ) = 12
• n ( C ) = 11
• n ( M ∪ C ) = 5
• n ( M ∪ P ) = 9
• n ( P ∪ C ) = 4
• n ( P ∪ C ∪ M ) = 3

With the given data, a diagram is drawn.

Question 1) Number of people who took only chemistry.

Answer: 5 ( According to the diagram )

Question 2 ) Number of people who took only Maths.

Answer : 4 ( According to diagram )

Question 3 ) Number of people who took only one subject.

Answer: 2 + 5 + 4 = 11 people

These are the required answers.