If p, q, r, s and t represent length, breadth, height surface area and – McqOptions

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1.	If p, q, r, s and t represent length, breadth, height surface area and volume of a cuboid respectively, then what is \(\frac {1}{p} + \frac {1}{q}+\frac {1}{r}\) equal to?
A.	\(\frac {s}{t}\)
B.	\(\frac {2t}{s}\)
C.	\(\frac {s}{2t}\)
D.	\(\frac {2s}{t}\)
Answer» D. \(\frac {2s}{t}\)

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