18. A box contains 90 discs which are numbered from 1 to 90. If one di – InterviewSolution

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1.	18. A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at randfii) a perffrom the box, find the probability that it bears (i) a two-digit numbersquare number (iii) a number divisible by 5.
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