A number x is selected at random from the numbers. Another number y is selected at random from the numbers 1,4,7,9. Find the probability that the product of x and y is less than 16..
Plz tell me one thing that the elements in the favourable outcomes are repeated or not....
Step by step explanation....
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Step-by-step explanation:
here,
x can be 1,4,7,9
y can be 1 ,4,9,16
∴ total no. of cases of xy= 16
no. of cases where product of x and y is less than 16 =8(1,4,9,2,8,3,12,4)
required probability=8/16=1/2
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