- A6
- B7
- C5
- D12
Step-by-Step Solution
Each pair adds net 8 - 3 = 5 m. After 6 pairs: m, the first time at or beyond 30 m.
Answer: A) 6
A number line measures a road in metres.
A cyclist at 0 rides forward (right) 8 m, back 3 m, forward 8 m, back 3 m, and so on.
After how many such forward-then-back pairs is the cyclist first at or beyond 30 m?
Class 6Number Line OperationsWhole Numbers
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