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  • A product is an assemble of 5 different components. The product can be sequentially assembled in two possible ways. If the 5 components are placed in a box and these are drawn at random from the bo

A product is an assemble of 5 different components. The product can be sequentially assembled in two possible ways. If the 5 components are placed in a box and these are drawn at random from the box, then the probability of getting a correct sequence is

Option: 1

\frac{2}{5 !}


Option: 2

\frac{2}{5}


Option: 3

\frac{2}{(5-2) !}


Option: 4

\frac{2}{(5-3) !}


Answers (1)

best_answer

5 components can be arranged by \mathrm{\lfloor\underline{5}=120} ways But Favourable ways to assemble product \mathrm{= 2} (given) So product can be assembed only when we draw correct sequence.

So \mathrm{\mathrm{P}}  (correct sequence)
\mathrm{=\frac{2}{120}=\frac{2}{\underline{5}}}

Posted by

Ritika Jonwal

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