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Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to b…

358722Medium DSSSB TGT Computer Science 0 replies 0 views
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Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.
Statements: All desktops are computers. All computers are laptops. Some computers are phones.
Conclusions: (I) All laptops are phones. (II) All desktops are phones.
  • ANeither conclusion (I) nor (II) follows.
  • BOnly conclusion (I) follows.
  • COnly conclusion (II) follows.
  • DBoth conclusions (I) and (II) follow.
Correct answer: A

Explanation

From "All desktops are computers, all computers are laptops and some computers are phones", we cannot conclude that all laptops are phones or that all desktops are phones. Neither conclusion follows.

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