measurement
posted by Lindsay .
A trailer driver left Miami at 15:45 and arrived at his destination 637.5 km away at 02:15 the next day
a. How long did the journey take?
b. What was his average speed in km/h
c. What was his speed in ms^1?

a. From 3:45PM to 3:45AM = 12 hrs.
T = 12  (3:45Am2:15AM) = 10.5 Hrs.
b. Speed=637.5km / 10.5hrs. =60.7 km/h.
c. Speed = 60.7km/h = 60,700m/3600s =
16.9 m/s.
Respond to this Question
Similar Questions

Health
I need help! Last summer my family and I were camping in our new trailer and we left for the day and came back to a trailer that had a mice party! The Mice were everywhere! Of course, my mom being a germofobic, cleaned the trailer … 
science
The bus driver's manager wants to know the average speed at which the driver was actually driving the bus that day while he was on the road. DON'T include the rest stops. A bus driver runs a round trip route between 3 cities. It takes … 
science
The bus driver's manager wants to know the average speed at which the driver was actually driving the bus that day while he was on the road. DON'T include the rest stops. A bus driver runs a round trip route between 3 cities. It takes … 
science
linda drove 450km from Indianapolis to Milwaukee at 1:00p.m. the next day. She got tired on the trip, so she stopped in Chicago to rest overnight. She arrived in Chicago at2:30p.m. and left for Milwaukee at 11 a.m. the next day what … 
math
lisa began her journey from home at 1350 and reached her destination at 1415. A.how long did she take for the whole journey? 
geometry
A trailer driver left Miami at 15:45 and arrived at his destination 637.5 km away at 02:15 the next day. a. How long did the jpurney take? 
Math
A motorist makes a journey of 240 km from Singapore to Malacca to visit his inlaws at an average speed of x kilometers. On his return journey, his average speed is reduced by 6km/hour due to traffic. If the return journey takes 20 … 
MathsProportions
1) An aircraft flying at 500 km/h completes a journey in 8.4 h. How long would the journey take if it flew at a speed of 420 km/h? 
maths
1. A train was travelling at an average speed of 80km/h. If the train began a journey of 200km at 4.35pm, at what time did it reach its destination? 
Math
Emilio left Main Road at 8 A.M and arrived at Lame Lane at 2 P.M. His average for the whole journey was 60 mph. For the first 70% of the trip, he drove at an average speed of 65 mph. For the next 25% of the remaining trip, his average …