Question

1250mg a gramos

358,000km a m

45hr a segundos

3700 segundos a hr

9000mm a m

300m a km

10,000m a km

7000cm a m

Answer 1

Hola
1250mg a G = 1.25g (1g= 1000mg)
358.000km a M = 358.000.000m (1km= 1000m)
45h a S = 162.000s (1hora = 3600s)
3700s a H = 1,027h 
9000mm a M = 0.9000000m 
300m a KM =0.3km
10000m a KM = 10km
7000cm a M = 70m (1m = 100cm)
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