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Let A = the number of ways of selecting ...

Let A = the number of ways of selecting a committee of 5 from a group of 9 persons. B = the number of permutations of the word PRELEPCO taken all at a time. C = the number of ways in which 8 people can be arranged in a line if two particular people must stand next to each other. The value of `(A B)/C` equals 63 (2) 126 (3) 360 (4) 120

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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  18. If a+b+c=2,a^(2)+b^(2)+c^(2)=1 and abc = 3 then 1/a+1/b+1/c is equal t...

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  19. Let the solution of the equation 5^(1+(log)4x)+5^(-1-1(log)4x)=(26)/5 ...

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