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JEE Advance 2006
Single Correct Type
Question
If $r, s, t$ are prime numbers and $p, q$ are the positive integers such that the LCM of $p, q$ is $r^2 t^4 s^2$, then the number of ordered pair $(p, q)$ is
Select the correct option:
A
252
B
254
C
225
D
224
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Mathematics
Easy
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