There are 90 discs. Which is labeled by the numbers 1 to 90, a disc is selected randomly , What is the probability of selected disc is of a two digit number ?
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Answer:
total discs =90
total 2 digit nos.=90-9=81
therefore probability of two digit disc is 81/90
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hope it helps
Answered by
0
Step-by-step explanation:
the answer is 81/90
2 digit no.=91-9
=81
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