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JEE MATHEMATICS MCQ: PERMUTATIONS

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The value of

\frac{{ }^{20} C_n}{{ }^{25} C_m}

when both numerator and denominator have their greatest values, is

View answer and explanation

Correct option: C

\frac{143}{4025}

Option C (

\frac{143}{4025}

) is correct because it is the ratio of the greatest values of the binomial coefficients

{ }^{20} C_n

and

{ }^{25} C_m

, which occur at

n=10

and

m=13

respectively.

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