a number is chosen from the number between 25 and 50.find the probability of the number to be (1) a prime number (2) a composite number (3) a multiple of 3
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Answer:
(1) 1/4 (2) 3/4 (3) 1/3
Step-by-step explanation:
(1) prime no.s: 29, 31,37,41,43,47
prob. = favourable outcomes /total outcomes
=6/24=1/4
similarly,(2) composite no.s = 24-6=18
prob.= 18/24=3/4
(3) multiple of 3 : 8(27,30,33,36,39,42,45,48)
prob.=8/24=1/3
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