Find the probability that a student obtained less than 20% in mathematics test find the probability that a student obtained 64 above
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Probabilty of marks obtained by a student less than 20% is 20/100 = 1/5 Probability of marks obtained by a student above 64 is 100-64/100=36/100=9/25
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Total Outcome = 90
favourable outcomes = 7
P ( E) = 7/90
hope it help you please mark as brilliant
have a great day ☺️
favourable outcomes = 7
P ( E) = 7/90
hope it help you please mark as brilliant
have a great day ☺️
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