If a number x is chosen at random from the numbers 1,2,3 and the number y is selected from 1,4,9 ,then P(xy<9) is =?

Hi!
@ptjain correctly answers the question.
Here is the explanation to the question.
Cheers!
 

  • 12

When x is multiplied by y, possible outcomes are 1, 4, 9, 2, 8, 18, 3, 12, 27.

Outcomes favourable to E, xy<9, = 5

So, P(xy<9) = 5/9.

  • 1

thanx!

  • -4
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