Teaching NVS PGT 2024 Test Series Mathematics Sequences and Series Harmonic Progressions

If H is the Harmonic Mean of three numbers 10C4, 10C5, and 10C6, then what is the value of \(\frac{270}{H}\) ?

1
1
2
\(\frac{14}{17}\)
3
\(\frac{17}{14}\)
4
\(\frac{1}{31}\)
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