Question 105890
4:30
2:45
------subtract
1:45 time to get there= 1 3/4 h =7/4 h
.
d=st d=distance s=speed t=time
112=(7/4)s
448=7s multiply each side by 4.
s=64 mph divide each side by 7.
Check:
64*7/4=112
Ed