Free Practice Question

PS · Problem Solving

705-805

Inequalities

If $−7≤p≤9$ and $−8≤q≤6$ , then each of the following must be true EXCEPT:

Answer Choices

Correct answer marked below

A

p+q≤15

B

p−q≤17

C

pq≤72

D

p+q≥−15

pq≥−56

Correct

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If $−7≤p≤9$ and $−8≤q≤6$ , then each of the following must be true EXCEPT:

Answer Choices

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Official Explanation

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What it tests

Common trap

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If −7≤p≤9−7≤p≤9−7≤p≤9 and −8≤q≤6−8≤q≤6−8≤q≤6, then each of the following must be true EXCEPT:

Answer Choices

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Official Explanation

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What it tests

Common trap

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If $−7≤p≤9$ and $−8≤q≤6$ , then each of the following must be true EXCEPT: