Question 224076
a)
50m per sec = km per hr
360 sec per hr
50*360=18000 m per hr=18km per hr
b)
what part of a day is 2.5% in seconds
24 hrs per day times 360 seconds per hr=8640sec per day
8640*.025=216 seconds
c)
1200/16=75 lbs
75/2000=.0375 tons
d)
0.926/1=20/x
cross multiply
0.926x=20
x=21.6 yds