Bite-sized brain teaser to solve in a minute or less.
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The Exam Scores
Category: Logical Reasoning
Your average score after 4 tests is 80.
What score do you need on the 5th test to raise your average to 84?
A) 88
B) 96
C) 100
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Solution
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Current total: 4 × 80 = 320 Target total: 5 × 84 = 420 Needed: 420 − 320 = 100 Answer: C) 100 |
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