K is the product of the greatest and the smallest of the numbers \frac{1}{4},\:\frac{2}{3},\:\frac{4}{5},\:\frac{5}{8},\:\frac{3}{4} . Find the value of (\frac{1}{k}\: + \:4) (\frac{1}{k}\:−\:2)

RRB NTPC CBT 2 Level 6 Exam 9 May 2022 Shift 1

Question : 68 of 120

Marks: +1, -0

K is the product of the greatest and the smallest of the numbers

\;{1}/{4},\:\;{2}/{3},\:\;{4}/{5},\:\;{5}/{8},\:\;{3}/{4}

. Find the value of

(\;{1}/{k}\: + \:4) (\;{1}/{k}\:−\:2)

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