Answer:
Length -> meter
Mass -> kilogram
Time -> second
g for gram
mg for milligram
t for time
μm for micrometer
ms for millisecond
300cm = 3m
500g = 0.5kg
1500m = 1.5km
250ms = 0.25s
3.65×10^4g = 36.5kg
1.6m questions
2.0m answers