A number x is selected at random from the numbers 1, 2, 3 and 4. Anoth

1.	A number x is selected at random from the numbers 1, 2, 3 and 4. Another number y is selected atrandom from the numbers 1, 4, 9 and 16. Find the probability that product of x and y is less than 25
Answer» Product of x and y1×1=1,1×4=4,1×9=9,1×16=162×1=2,2×4=8,2×9=18,2*16=323×1=3,3×4=12,3×9=27,3×16=484×1=4,4×4=16,4×9=36,4×16=63 Probability (less then 25)=11/16

A number x is selected at random from the numbers 1, 2, 3 and 4. Another number y is selected atrandom from the numbers 1, 4, 9 and 16. Find the probability that product of x and y is less than 25

Answer»

Product of x and y1×1=1,1×4=4,1×9=9,1×16=162×1=2,2×4=8,2×9=18,2*16=323×1=3,3×4=12,3×9=27,3×16=484×1=4,4×4=16,4×9=36,4×16=63

Probability (less then 25)=11/16