A box contains 60 discs which are numbered 1 to 60 . if 1 disc is selected at random. find the probability of,
1)getting a 2 digit number.
2) a number divisible by 5.
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1) 17/20 or 51/60
2) 1/5 or 12/60
Step by step explanation:
Probability = Favourable Outcomes/Total No. of Outcomes
- First Question
1) 1 - 9 = Single Digits
2) 10 - 60 = Double Digits
3)No. of favourable outcomes = 51
4) 50/60 = 5/6
- Second Question
1) 60/5 = 12
2) No. of favourable outcomes = 12
3) 12/60 = 1/5
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