Question: 1. A walk - a - thon had two checkpoints . One checkpoint was 1400 m from the starting long was the walk? Express your

1. A walk - a - thon had two checkpoints . One checkpoint was 1400 m from the starting long was the walk? Express your answer in kilometers . km The second checkpoint was 1200 m from the first checkpoint . The second checkpoint was 1800 m from the finish line . How long was the walk? express your answer in kilometres 2. The circumference of Earth is 40000 km . How long would it take to travel the circumference of Earth at a speed of 77 km per hour ? Round to the nearest tenth of an hour . ( Do not enter spaces in numbers . For example , enter 10 000 as 10000. )

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