Chapter 6.7, Problem 8E

To determine

To find : the odd in favour of stopping at the number which is a multiple of 4.

Answer to Problem 8E

Odds in favour of stopping on a multiple of 4 is $\frac{\text{1}}{\text{3}}$ .

Explanation of Solution

Given information :

The spinner is divided into 8 equal parts and it stops at multiple of 4.

Calculation :

Here, there are 2 favourable outcome (4 and 8) and $8-2=6$ unfavourable outcomes.

Now,

  $\begin{array}{l}\text{Odds in favor}=\frac{\text{Number of favouarable outcome}}{\text{Number of unfavorable outcome}}\\ \text{Odds in favor}=\frac{\text{2}}{\text{6}}\\ \text{Odds in favor}=\frac{\text{1}}{\text{3}}\end{array}$

Hence,

Odds in favour of stopping on a multiple of 4 is $\frac{\text{1}}{\text{3}}$ .