Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
Home  >>  CBSE XI  >>  Math  >>  Probability
0 votes

Determine the probability P,for each of the following events.Sum of 6 appears in a single toss of a pair of fair dice.

$\begin{array}{1 1}(A)\;\large\frac{5}{36}\\(B)\;\large\frac{7}{36}\\(C)\;\large\frac{6}{37}\\(D)\;\large\frac{2}{25}\end{array} $

Can you answer this question?

1 Answer

0 votes
Step 1:
Sum of 6 appears in a single toss of a pair of fair dice
$\therefore$ Total sample space S=$6\times 6=36$
Sum of 6 n(E)={(1,5),(2,4),(3,3),(5,1),(4,2)}
Step 2:
$\therefore$ Probability =$\large\frac{n(E)}{n(S)}$
$\Rightarrow \large\frac{5}{36}$
Hence (A) is the correct answer.
answered Jul 8, 2014 by sreemathi.v

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App