Probability of obtaining sum ‘ 8 ’ in a single throw of two dice

English

Gujarati

Hindi

14.Probability

easy

The probability of obtaining sum ‘$8$’ in a single throw of two dice

A

$\frac{1}{{36}}$

B

$\frac{5}{{36}}$

C

$\frac{4}{{36}}$

D

$\frac{6}{{36}}$

Solution

(b) Favourable ways are $(2,\,\,6),\,(3,\,\,5),\,(4,\,\,4),\,(5,\,\,3)$ and $(6,\,\,2).$

Hence required probability $ = \frac{5}{{36}}.$

Standard 11

Mathematics

Share

Similar Questions

A die has two faces each with number $^{\prime}1^{\prime}$ , three faces each with number $^{\prime}2^{\prime}$ and one face with number $^{\prime}3^{\prime}$. If die is rolled once, determine $P($ not $3)$

easy

Describe the sample space for the indicated experiment: A coin is tossed and then a die is rolled only in case a head is shown on the coin.

easy

Out of $60 \%$ female and $40 \%$ male candidates appearing in an exam, $60\%$ candidates qualify it. The number of females qualifying the exam is twice the number of males qualifying it. A candidate is randomly chosen from the qualified candidates. The probability, that the chosen candidate is a female, is.

medium

(JEE MAIN-2022)

The corners of regular tetrahedrons are numbered $1, 2, 3, 4.$ Three tetrahedrons are tossed. The probability that the sum of upward corners will be $5$ is

medium

A coin is tossed twice, what is the probability that atleast one tail occurs ?

easy