Chapter 7 - Section 7.1 - Ratio - Exercises - Page 270: 9

2mm to 1 mm

Work Step by Step

$3cm\times \frac{10mm}{1cm}=30mm$ $\frac{30}{15}=\frac{/\!\!\!15\times2}{/\!\!\!15\times1}=\frac{2}{1}$

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