find the probability that a number selected at random from the number 1,2,3,4...., 35 is a (prime number) (multiple of 7) (multiple of 3or 5): with solution
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Step-by-step explanation:
Prime nos. between 1& 35
= 2,3,5,7,11,13,17,19,23,29,31.
P(prime no.) = 11/35
multiples of 7 are
7, 14 , 21,28, 35
P = 1/7
multiple of 3
= 3,6,9,12,15,18,21,24,27,30,33.
multiple of 5
= 5,10,15,20,25,30, 35
P(3 or 5) = 11/35 + 7/35
= 18/35
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