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Andhra Pradesh State Cooperative Bank Assistant
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Out of 800 boys in a school, 224 played cricket, 240 played hockey and 336 played basketball. Of the total, 64 played both basketball and hockey, 80 played cricket and basketball, 40 played cricket and hockey and 24 played all three games. The number of boys who did not play any game is:

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Important Questions on Set Theory

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Andhra Pradesh State Cooperative Bank Assistant
IMPORTANT
Shortcut in Quantitative Aptitude for Competition>Chapter 24 - Set Theory>Exercise>Q 9
From 50 students taking the examination in Mathematics, Physics and Chemistry, each of the students has passed in at least one of the subject, 37 passed Mathematics, 24 Physics and 43 Chemistry. At most 19 passed Mathematics and Physics, at most 29 Mathematics and Chemistry and at most 20 Physics and Chemistry. Then, the largest numbers that could have passed all three examinations are:
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Andhra Pradesh State Cooperative Bank Assistant
IMPORTANT
Shortcut in Quantitative Aptitude for Competition>Chapter 24 - Set Theory>Exercise>Q 10
A market research group conducted a survey of 2000 consumers and reported that 1720 consumers like product P1 and 1450 consumers like product P2. What is the least number that must have liked both the products?
HARD
Andhra Pradesh State Cooperative Bank Assistant
IMPORTANT
Shortcut in Quantitative Aptitude for Competition>Chapter 24 - Set Theory>Exercise>Q 11
ln a town of 10000 families, it was found that 40% families buy newspaper A, 20% families buy newspaper B and 10% families buy newspaper C. 5% buy A and B, 3% buy B and C and 4% buy A and C. If 2% families buy all of three newspapers, then the number of families which buy A only, is _____.
HARD
Andhra Pradesh State Cooperative Bank Assistant
IMPORTANT
Shortcut in Quantitative Aptitude for Competition>Chapter 24 - Set Theory>Exercise>Q 12
A survey of 500 television viewers produced the following information. 285 watch football, 195 watch hockey, 115 watch basketball, 45 watch football and basketball, 70 watch football and hockey, 50 watch hockey and basketball, 50 do not watch any of the three games. The number of viewers, who watch exactly one of the three games are: