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Venn Diagrams · Question 43 of 65

Question 43

EasyOriginal question

A survey of 60 households in Pune found that 35 buy a Hindi newspaper, 30 buy an English newspaper and 12 buy both. How many households buy neither?

Options for question 43

Show the answer and explanation
CorrectNot quiteAnswer A

Correct answer: A

Explanation

  1. Households buying at least one =35+30−12=53= 35 + 30 - 12 = 53.

  2. Neither =60−53=7= 60 - 53 = 7.

Worth noting

53 is the number buying at least one, not neither. 19 comes from subtracting the 12 twice.

Concept
Neither = total minus union
Typical time
40 s
Your time
—
The rule this testsCounting with overlapping sets
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