Q. 285.0( 1 Vote )

Two dice are roll

Answer :

When we rolled two dice we have following outcomes.

(1, 1) (1, 2) (1, 3) (1, 4) (1, 5) (1, 6)


(2, 1) (2, 2) (2, 3) (2, 4) (2, 5) (2, 6)


(3, 1) (3, 2) (3, 3) (3, 4) (3, 5) (3, 6)


(4, 1) (4, 2) (4, 3) (4, 4) (4, 5) (4, 6)


(5, 1) (5, 2) (5, 3) (5, 4) (5, 5) (5, 6)


(6, 1) (6, 2) (6, 3) (6, 4) (6, 5) (6, 6)


The number whose product is 12 are (2, 6), (3, 4), (4, 3),


(6, 2)


Probability of numbers whose product is 12




OR


In a discs of number 1 to 80, the following are perfect


square number disc.


1, 4, 9, 16, 25, 36, 49, 64


Probability of perfect square numbers =



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