<span>( 3 yards / sec )*( 3 ft / yd )*( mile / 5,280 ft )*( 60 sec / min )*( 60 min / hr ) = miles / hr
3*3*(1/5280)*60*60=9*3600*(1/5280)
32400/5280=6.136
the runs 6.136 mi/hr </span>
D = 20 , v = 19
20v + 12d - 6v
= 20 (19) + 12 (20) - 6 (19)
= 380 + 240 - 114
= 620 - 114
= 506
When d = 20 and v = 19
20v + 12d - 6v = 506
The square root of pi is 1.77245385091.
Step-by-step explanation:
so...the answer is C.27.7m