A dice is thrown twice, what is the probability of getting two 3’s?

Category: QuestionsA dice is thrown twice, what is the probability of getting two 3’s?
Editor">Editor Staff asked 11 months ago

A dice is thrown twice, what is the probability of getting two 3’s?
 
(a) \frac {1}{66}
 
 
(b) \frac {1}{16}
 
 
(c) \frac {1}{36}
 
 
(d) \frac {1}{36}
 
 
The question was posed to me in final exam.
 
I’d like to ask this question from Probability topic in portion Probability of Mathematics – Class 12
NCERT Solutions for Subject Clas 12 Math Select the correct answer from above options 
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1 Answers
Editor">Editor Staff answered 11 months ago

The correct option is (d)
1
36
 
 
To elaborate: Probability of getting 3 in the first throw =
1
6
 
 
Probability of getting of 3 in the second throw =
1
6
 
 
Total probability =
1
6
×
1
6
=
1
36