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  •  A number x is chosen at random from the set {1,2,3,4........100} Define the event : A= the chosen number x satisfies <img alt="\frac{\left ( x-10 \right )\left ( x-50 \right )}{\lef

 A number x is chosen at random from the set {1,2,3,4........100} Define the event : A= the chosen number x satisfies

\frac{\left ( x-10 \right )\left ( x-50 \right )}{\left ( x-30 \right )}\geqslant 0 Then P(A) is :

Option: 1

0.71


Option: 2

0.70


Option: 3

0.51


Option: 4

0.20


Answers (1)

best_answer

\frac{\left ( x-10 \right )\left ( x-50 \right )}{\left ( x-30 \right )}\geq 0

 

 

Favorable out comes =71

P(A)=\frac{71}{100}

= 0.71

Posted by

Divya Prakash Singh

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