ACT 2020 July(C01) Math Question 11 Explanation - ACT Helper

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2020 July(C01) Math Question 11
Ratios, Proportions, Percentages, Fractions
- Percents & Fractions
Choice C
$\frac{2}{3} + \frac{1}{6} + \frac{1}{10} + \frac{1}{60}$ $= \frac{40}{60} + \frac{10}{60} + \frac{6}{60} + \frac{1}{60}$ $= \frac{40 + 10 + 6 + 1}{60}$ $= \frac{57}{60}$ $1 - \frac{57}{60} = \frac{3}{60} = \frac{1}{20}$
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