Eleven bags of wheat flour, each marked 5 kg, actually contained the following weights of flour (in kg):- 4.97, 5.05, 5.08, 5.03, 5.00, 5.06, 5.08, 4.98, 5.04, 5.07, 5.00 Find the probability that any of these bags chosen at random contains more than 5 kg of flour. - Mathematics

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Eleven bags of wheat flour, each marked 5 kg, actually contained the following weights of flour (in kg):- 4.97, 5.05, 5.08, 5.03, 5.00, 5.06, 5.08, 4.98, 5.04, 5.07, 5.00

Find the probability that any of these bags chosen at random contains more than 5 kg of flour.

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Solution

Number of total bags = 11

Number of bags containing more than 5 kg of flour = 7

Hence, required probability, P = 7/11

 

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Chapter 15: Probability - Exercise 15.1 [Page 285]

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NCERT Mathematics Class 9
Chapter 15 Probability
Exercise 15.1 | Q 11 | Page 285

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