Free Practice Question
PS · Problem Solving
sub-505
Probability
Consider a 3-digit integer chosen randomly from the range of 200 to 299, inclusive. What is the probability that the first digit and the last digit of this integer are each one greater than the middle digit?
Answer Choices
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2/225
B
1/111
C
1/110
D
1/100
E
1/50
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Explanation
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Comments
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P
PatrickJun 12, 2024
Great
Details
Difficulty
sub-505
Type
PS
Category