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\begin{array}{l}{\left[\frac{1}{8} \div \frac{5}{8}+\frac{1}{4} \times \frac{3}{5}-\frac{2}{5} \times \frac{5}{7}\right]=?} \\ {\text { (A) } \frac{-13}{140}} & {\text { (B) } \frac{9}{140}} \\ {\text { (C) } \frac{13}{140}} & {\text { (D) } \frac{3}{140}}\end{array} |
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Answer» by BODMAS rule1/5+3/20-2/7=(28+21-40)/140=9/140 |
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