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Numbers are selected at random one at a...

Numbers are selected at random one at a time from the two digit numbers 00, 01, 02, 03 ….99 with replacement . An event E occurs if the product of the 2 digits of a selected number is 18. If four numbers are selected, the probability that the event E occurs atleast 3 times is

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The correct Answer is:
`(97)/((25)^(4))`
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