# R5 | anthropic/claude-haiku-4.5 | run 1

## Prompt

How many kilometers are in 100 miles? Show the conversion factor and cite a source for it.

## Response

100 miles equals **160.9344 kilometers**.

## Conversion Factor

The conversion factor is **1 mile = 1.609344 kilometers** [mileconverter.com](https://mileconverter.com/mile-to-kilometer/). This standardized ratio comes from the 1959 International Yard and Pound Agreement, which defined the international mile as exactly 1,609.344 meters.

## Calculation

To convert 100 miles to kilometers, multiply by the conversion factor:

\[ 100 \text{ miles} \times 1.609344 = 160.9344 \text{ km} \]

Would you like to know how to convert kilometers back to miles?
