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Fractions — Maths STD 7 — Question

Maharashtra BoardEnglish MediumSTD 7MathsFractions3 Marks
Question
Simplify:$1\frac{3}{4}\times2\frac{2}{5}\times3\frac{4}{7}$
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Answer

We have,
$1\frac{3}{4}\times2\frac{2}{5}\times3\frac{4}{7}$
$=\frac{7}{4}\times\frac{12}{5}\times\frac{25}{7}$
$=\frac{7\times12\times25}{4\times5\times7}$
$=\frac{1\times3\times5}{1\times1\times1}=15$

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