Question
P6.AP.TL.17090818-A1
The figure is not drawn to scale. Two balls, R and S, turn and move along the line TU in opposite directions. The radius of R is 20 cm. The ratio of the diameter of Ball R to that of Ball S is 3 : 2. If Ball R turns 9 rounds and Ball S turns 2 rounds, how far apart are the centres of the balls? (Take π = 3.14)
4 m
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STUDENT

Primary 6 AREA PERIMETER P6.AP.TL.17090818

24 May 2024, 05:35 PM

The figure is not drawn to scale. Two balls, R and S, turn and move along the line TU in opposite directions. The radius of R is 20 cm. The ratio of the diameter of Ball R to that of Ball S is 3 : 2. If Ball R turns 9 rounds and Ball S turns 2 rounds, how far apart are the centres of the balls? (Take π = 3.14)
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