Rajasthan BoardEnglish MediumSTD 9MATHSNumber systems1 Mark
Question
The simplest for of $1.\overline{6}$ is:
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Answer
$\frac{5}{3}$ Solution: Let $\text{x}=1.\overline{6}$ $\Rightarrow\text{x}=1.666 \ ...(\text{i})$ $\therefore10\text{x}=16.666 \ ...(\text{ii})$ On subtracting (i) from (ii), we get $9\text{x}=15$ $\Rightarrow\text{x}=\frac{15}{9}=\frac{5}{3}$ Hence, the correct option is (c).
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