Question
P6.AP.TL.17090818-A1
The figure is not drawn to scale. Two balls, J and K, turn and move along the line LM in opposite directions. The radius of J is 90 m. The ratio of the diameter of Ball J to that of Ball K is 7 : 3. If Ball J turns 10 rounds and Ball K turns 3 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

19 May 2024, 08:03 AM

The figure is not drawn to scale. Two balls, J and K, turn and move along the line LM in opposite directions. The radius of J is 90 m. The ratio of the diameter of Ball J to that of Ball K is 7 : 3. If Ball J turns 10 rounds and Ball K turns 3 rounds, how far apart are the centres of the balls? (Take π = 3.14)
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