Q No:5 A die is rolled at once. Find the prob of getting
a) Even no.
b) Prime no.
c) Odd no.
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Answer:
(a) Even no.:
No. of even no.s in a dice= 3
Total no. of outcomes= 6
So, probability of getting an even no. = 3/6=1/2
(b) Odd no.:
No. of odd no.s in a dice= 3
Total no. of outcomes= 6
So, probability of getting an odd no. = 3/6=1/2
(c) Prime no.:
No. of prime no.s in a dice= 4
Total no. of outcomes= 6
Total no. of outcomes= 6So, probability of getting an odd no. = 4/6=2/3
Hope it helps you
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