Free GMAT Practice Question

Question 1 of 1
ID: GMAT-PSQ-029
Section: Quantitative Reasoning - Problem Solving
Topic: Combinatorics
Difficulty level: Medium

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How many secret-codes are possible taking all five symbols $ \unrhd , \Box , \otimes , \oslash ,$ and $\Diamond$ such that no code should have a $\unrhd$ at the beginning and a $\oslash$ at the end?

A6
B12
C84
D114
E120
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