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Austin is driving to San Francisco. Suppose that the distance to his destination (in miles) is a linear function of his total driving time (in minutes), as shown in the figure below. Austin has 66 miles to his destination after 34 minutes of driving, and he has 45.1 miles to his destination after 56 minutes of driving. How many miles will he have to his destination after 68 minutes of driving?

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Solution Summary

This provides an example of solving a word problem to find miles driven.

Solution Preview

Suppose the distance to his destination is y and his total driving time is t. From the condition, we have
y(t) = kt + C, ...

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