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Your music collection grows by 20 songs every week. If you currently have 1,000 songs, how many weeks will it take to amass 3,500 songs?

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The rate at which crickets chirp is a linear function of the temperature (in degrees Fahrenheit). A good estimate of the temperature (in degrees Fahrenheit) is to count the number of times that a snowy tree cricket chirps in 15 seconds, and then add 45.

Using this rule, what would be the temperature if the snowy tree cricket chirps 192 times in a minute?

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