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Rational Numbers — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSRational Numbers1 Mark
Question
Fill in the blank: $(.....)\div(-3)=\frac{-4}{15}$
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Answer

Let required number $= x$ Then, $\text{x}\div(-3)=\frac{-4}{15}$
$\Rightarrow\text{x}=\frac{-4}{15}\div\frac{1}{-3}$
$\Rightarrow\text{x}=\frac{-4}{15}\times\frac{-3}{1}$
$=\frac{12}{15}$
$=\frac{12\div3}{15\div3}$
$=\frac{4}{5}$
$\therefore$ Required number $=\frac{4}{5}$

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