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1. To get a prime number
Let's solve
Prime number between 30 to 60 are 31,37,41,43,47,51,53,59 =9
So, the probability oto get a prime number is 3/10
2. A number divisible by 3 or 5.
Total number divisible by 3 or 5 both between 30 to 60
Divisible by 3 = 33,36,39,42,45,48,51,54,57,60
Divisible by 5 = 35,40,45,50,55,60
COMMON = 45 AND 60
SO, THE PROBABILITY TO GET A NUMBER DIVISIBLE BY 3AND 5 IS 1/15
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