# Chapter 5 - Ratio and Proportion - 5.1 Ratios - 5.1 Exercises: 5

$\frac{8}{9}$ .

#### Work Step by Step

8 days to 9 days The ratio is $\frac{8 days}{9 days}$. Divide out the common units. $\frac{8}{9}$ is in lowest terms So, the ratio of 8 days to 9 days is 8 to 9 or, written as a fraction, $\frac{8}{9}$ .

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