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In a certain code: 'A * B' means A is greater than B; 'A @ B' means A is less than B; 'A # B' means A is equal to B; 'A ^ B' means A is greater than or equal to B; 'A ~ B' means A is less than or equal to B. Given that 'P * Q' and 'Q * R' are true, which of the following is definitely true?

Competition practiceInequalities
  • AP @ R
  • BP # R
  • CR * P
  • DP * R

Step-by-Step Solution

P is greater than Q and Q is greater than R, so P is greater than R, coded as 'P * R'.
Answer: D) P * R

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