hendrson5138
24.04.2020 •
Mathematics
Two cars leave the same driveway traveling opposite directions. If one car travels 40
miles per hour and the other travels 45 miles per hour, how long until they are 90 miles
apart?
0.94 hours
1.06 hours
1.5 hours
Solved
Show answers
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Ответ:
1.06 hours
Step-by-step explanation:
D=rate*time
r=40,45
d=90
t=idk
40t+45t=90
85T=90
-now divide both sides by 85
85T/85=T
90/85=1.06
SO t=1.06 HOURS
Ответ: