A6pathsbaShayden A6pathsbaShayden
  • 02-04-2017
  • Mathematics
contestada

A number is selected at random from the numbers 1,4,9,16 and another number y from 1,2,3,4 find the probability that the value of xy is more than 16

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aijalonmoore44
aijalonmoore44 aijalonmoore44
  • 07-04-2017
It have to be 6/8 or 3/4 cause all of them are over 16
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Dreamer248
Dreamer248 Dreamer248
  • 25-11-2018

Lets draw a sample space of the possible outcomes of xy-

S= (1, 2, 3, 4, 4, 8, 12, 16, 9, 18, 27, 36, 16, 32, 48, 64)

Total no. of outcomes= 4*4= 16

No. of outcomes greater than than 16= 6

So; Probability of xy>16 = 6/16 = 3/8

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