Answer:
0.7 km = 700 meters
Explanation:
1 km = 1000m, so 0.7 km is 7/10 of a km, or 700 m.
Consider that 1 km = 1000 m, then, you have:
7 km = 7(1000 m) = 7000 m
Hence, Kay swam 7000 meters
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