A car moves from A to B at a speed of 50 km/hr and comes back from B to A at a speed of 30 km/hr. Find its average speed during the journey.
37.5 km/hr
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thief
Give points!
5
10
15
20
25
rocket
Go to first place!
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shark
Other team loses 15 points!
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lifesaver
Give 25 points!
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15
Rachel travelled 240 km in 4 hours by train and then travelled 120 km in 3 hours by car and 3 km in 1/2 hour by cycle. What is the average speed during the whole journey?
48.4 km/hr
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15
Ron walks 22.5 km in 5 hours, find his speed.
4.5 km/hr
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15
Susie estimated that she can run for hours at a steady rate of 8.0 mph. She enters a marathon, a distance of 26 miles. Calculate the time it takes her to complete the race. Give answer in hours/minutes.
3.25 hr or 3 hours 15 mins
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15
How much time does it take for a bird flying at a speed of 45 kilometers per hour to travel a distance of 1,800 kilometers?
40 hr
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15
How far can you get away from your little brother with the squirt gun filled with paint if you can travel at 3 m/s and you have 15s before he sees you?
45 m
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15
If Steve throws the football 50 meters in 3 seconds, what is the average speed of the football?
16.67 m/s
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15
Mr Dunn drives 64.8 km from work at a speed of 48 km/h. Mrs Dunn drives 81.2 km from work at a speed of 58 km/h. They both leave work at the same time. a. Calculate the time taken for each person to travel home. b. State which person arrive
a) Mr Dunn.takes 1.35 hours. Mrs Dunn takes 1.4 hours b) Mr Dunn arrives first
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15
A girl cycles for 30s at a speed of 4 m/s. Calculate the distance she travels.
120 m
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banana
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seesaw
Swap points!
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shark
Other team loses 25 points!
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lifesaver
Give 20 points!
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15
A train covers 168 km in 4 hours. Find its speed.
42 km/h
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15
At the equator, the earth spins a distance of 25,992miles every day. Calculate the average speed of the Earth in mph.
1083mph
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15
A comet is cruising through the solar system at a speed of 50,000 kilometers per hour for 4 hours time. What is the total distance traveled by the comet during this time?
200000 km
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seesaw
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rocket
Go to first place!
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rocket
Go to first place!
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lifesaver
Give 25 points!
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15
A beetle travels at a speed of 0.09 m/s, it travels a distance of 1.08 m before it is caught in a jar. Calculate the time taken for the beetle to run.