60 words can be made using all the letters of the word BHBJO, with or without meaning. If these words are written as in a dictionary, then the $50^{\text {th }}$ word is :
Select the correct option:
A
OBBHJ
B
HBBJO
C
OBBJH
D
JBBOH
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
B B H JO
B $\_\_\_\_$ $4!=24$
$
\begin{aligned}
& \mathrm{H}-\frac{4!}{2!}=12 \\
& \mathrm{H}-\frac{4!}{2!}=12
\end{aligned}
$
O B B H J
O B B J H → 50 rank
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