1 hour = 60 minutes, 1 meter = 100 centimeters. 1 minute = 60 seconds ... 2.54 cm. 1 yd ≈ 0.91 m. 1 mi ≈ 1.6 km. Weight, 1 g ≈ 0.35 oz. 1 kg ≈ 2.2 lb.
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