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Pr 5 (Maths)
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TOPIC: Pr 5 (Maths)
#1137
Pr 5 (Maths) 2 Years, 1 Month ago Karma: -1
Eddie dropped a special rubber ball from the top of a wall 16m high. Each time the ball hit the ground, it bounced up half as high as it fell. His friend, Sanur caught the ball when it was 1 m high. What was the total distance travelled by the ball?
Evon
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#1138
Re:Pr 5 (Maths) 2 Years, 1 Month ago Karma: 0
The ball travelled 45m.
16m from start to ground
8m up after 1st bounce
8m down
4m up after 2nd bounce
4m down
2m up after 3rd bounce
2m down
1m up
Roy Lim
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