Mongoes Eat Booms

Suppose that each of the following statements is true:

If mongoes eat booms, then mongoes are dangerous.
Either flems are tall or mongoes are not dangerous.
Flems are not tall.

Which of the following conclusions must also be true?

  1. Mongoes eat booms.
  2. Mongoes do not eat booms.
  3. Flems are not dangerous.
  4. Mongoes are dangerous.
  5. None of these statements is a possible conclusion.


Show/Hide Solution

Look at the last statement. Flems are not tall. This means that, according to the second statement, mongoes are not dangerous. So, according to statement 1, mongoes do not eat booms. The answer is (b).

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