Syllogisms
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Q. All computers are machines. Some machines are not computers. Therefore, some machines are not computers. Is this conclusion valid? (2023)
Q. All dogs bark. Some animals that bark are not dogs. Therefore, some animals that bark are not dogs. Is this conclusion valid? (2023)
Q. All fruits are sweet. Some sweet things are not fruits. Therefore, some things that are not fruits are sweet. Is this conclusion valid? (2023)
Q. All roses are flowers. Some flowers fade quickly. Therefore, some roses fade quickly. Is this conclusion valid? (2023)
Q. All teachers are educated. Some educated people are not teachers. Therefore, some people who are not teachers are educated. Is this conclusion valid? (2023)
Q. In a class of 50 students, 30 study English, 20 study Hindi, and 10 study both. How many students study only Hindi?
Q. In a class of 60 students, 35 like painting, 25 like music, and 15 like both. How many students like only painting?
Q. In a group of 100 people, 60 like tea, 50 like coffee, and 30 like both. How many people like only tea?
Q. In a group of 120 people, 80 like football, 50 like basketball, and 30 like both. How many like only football?
Q. In a group of 90 people, 50 like reading, 40 like writing, and 20 like both. How many like only writing?
Q. In a survey of 200 students, 120 like Mathematics, 80 like Science, and 50 like both. How many students like only Science?
Q. In a survey of 300 people, 150 like chocolate, 100 like vanilla, and 50 like both. How many like only chocolate?
Q. In a survey, 150 people were asked about their favorite fruit. 90 like apples, 70 like bananas, and 40 like both. How many like only bananas?
Q. In a survey, 200 people were asked about their favorite sport. 120 like cricket, 80 like football, and 40 like both. How many like only cricket?
Q. No mammals lay eggs. All whales are mammals. Therefore, no whales lay eggs. Is this conclusion valid? (2023)
Q. Some birds can fly. All sparrows are birds. Therefore, some sparrows can fly. Is this conclusion valid? (2023)
Q. Some cars are red. All red things are fast. Therefore, some cars are fast. Is this conclusion valid? (2023)
Q. Some students are diligent. All diligent people succeed. Therefore, some students succeed. Is this conclusion valid? (2023)
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