Question

Mr. chow drives 112.5 miles at 45 miles per hour 357.5 miles at 55 miles per hour and 195 miles at 65 miles per hour how many hours did he spend driving altogether

Answer 1

time is distance divided by rate
divide each, then add them up

Answer 2

\[\huge t=\frac{ d }{ r }\]

Answer 3

\[\huge hours=\frac{ 112.5 }{ 45 }+\frac{ 357.5 }{ 55 }+\frac{ 195 }{ 65}\]

Answer 4

\[\huge hours= 2.5 + 6.5 + 3\]Add them together.