Progress tracking tools for students FREE Video Lesson Worth $20! 10,000 Math Questions From P1 to P6! Access 300 Hours of Video Explanations! Video Tutorials to Tough PSLE Questions! Step-by-step worked solutions
Your questions answered, explained
e.g. straight line,distance,algebra
showing results for "average speed" difficulty: [ALL]
A ship took 7 h to sail from port A to port B at an average speed of 42 km/h. It then reduced its speed by 9 km/h and took another 11 h to sail from port B to port C. Find the total distance covered by the ship.
In a laboratory, a robot took 8 h to travel from point A to point B at an average speed of 90 m/h. Its speed was then reduced by 10 m/h and it travelled for another 6 h to reach point C. Find the total distance covered by the robot.
A toy car was made to move at an average speed of 16 km/h for 15 minutes. Its speed was then reduced by 4 km/h and it continued to move for another 45 minutes. What was the distance that the toy car covered?
At 7 a.m. , a motorboat set off on its journey. It sailed a distance of 162 km between beach A and beach B . Its average speed between beach A and beach B was 27 km/h. It then sailed 198 km from beach B to beach C at an average speed of 22 km/h. What is the total time taken by the motorboat for the whole journey ?
Freddie travelled 415 km from town X to town Y at an average speed of 83 km/h. He then drove 568 km from town Y to town Z at an average speed of 71 km/h. If Freddie left town X at 6 a.m. , at what time did he complete his journey ?
A man pushed a bullock cart at an average speed of 900m/h and covered a distance of 3.6 km. He then reduced his speed and pushed the bullock cart at an average speed of 600m/h covering the remaining 5.4 km of the journey. What is the total time taken by the man to complete his journey with the bullock cart?
An albatross flew 144 km from town A to town B at an average speed of 32 km/h. The distance between town B and town C was 36 km less than the distance between town A and town B. It then flew from town B to town C at an average speed of 24 km/h. Find the time taken by the bird for the whole journey.
A horse carriage completed 75 km of a journey, travelling at an average speed of 15 km/h. It then completed the remaining `1/4` of its journey in 3.25 hours. Calculate the time taken by the carriage for the entire journey. Notes to students: Round your answer off to 2 decimal places
A bullet train completed 528 km of its journey, travelling at an average speed of 132 km/h and stopped at station Z. It then covered the remaining `5/9`of its journey in 3 h 45 minutes and reached its destination. (a) How much less time did the train take to complete the second part of its journey than the first part ? (b) Find the total distance travelled by the train. (Note: Th ...
Islands X and Y are located 360 km apart. Boat A starts from X in the direction of Y at an average speed of 44 km/h. Simultaneously, boat B starts from Y towards X at an average speed of 28 km/h. (a) If both boats took the same route , after how much time will the two boats meet ? (b) How far would boat A have travelled when it met boat B ? ...