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Sound travels about 750 miles per hour. If you stand in a canyon and sound a horn, you will hear an echo.

Suppose it takes about 4 seconds to hear the echo. How far away is the canyon wall, in feet?

feet

Now let's generalize that result. Suppose it takes

feet

Suppose it takes about 4 seconds to hear the echo. How far away is the canyon wall, in feet?

feet

Now let's generalize that result. Suppose it takes

*n*seconds to hear the echo. How far away is the canyon wall, in terms of*n*?feet

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Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172

Enter DNE for Does Not Exist, oo for Infinity

Box 2: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c

Be sure your variables match those in the question