## College Algebra 7th Edition

$8 \frac{1}{3}$ minutes
We know from physics that speed is distance over time, $s=d/t$. Thus $t=d/s$: $t=d/s=\frac{9.3*10^{7} mi}{186000 mi/sec}=500 s$ Dividing by 60 (seconds/min), we get $8 \frac{1}{3}$ minutes.