Question

in a simultaneous throw of a pair of dice find the provability of getting the product is more than 50​

Answer 1

Answer:

The outcomes that we get on simultaneous throw of a pair of dice,

S=

⎩

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎨

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎧

(1,1)

(2,1)

(3,1)

(4,1)

(5,1)

(6,1)

(1,2)

(2,2)

(3,2)

(4,2)

(5,2)

(6,2)

(1,3)

(2,3)

(3,3)

(4,3)

(5,3)

(6,3)

(1,4)

(2,4)

(3,4)

(4,4)

(5,4)

(6,4)

(1,5)

(2,5)

(3,5)

(4,5)

(5,5)

(6,5)

(1,6)

(2,6)

(3,6)

(4,6)

(5,6)

(6,6)

⎭

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎬

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎪

⎫

Here doublet of prime numbers are,

(2,2),(3,3) and (5,5)

∴ probability of getting a doublet of prime numbers are = Total no of outcomes

favourable outcomes

= 363 = 121 = a1

by comparing we get

a=12

Step-by-step explanation:

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