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JEE MAIN 2026
28-1-2026 S1
Question
Let . Let be the number of 9 -digit numbers formed using the digits of the set S such that only one digit is repeated and it is repeated exactly twice. Let be the number of 9-digit numbers formed using the digits of the set S such that only two digits are repeated and each of these is repeated exactly twice. Then,
Select the correct option:
A
$29 x=5 y$
B
$45 x=7 y$
C
$21 x=4 y$
D
$56 x=9 y$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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Mathematics
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