Answer:
Distance = rate x time or d = rt...that means time t = d/r...and we have
t = 21 km / .5 km/hr = 42 hr
Step-by-step explanation:
Answer:
1 1/2 or 3/2
Step-by-step explanation:
8 1/4 divided by 5 1/2
Convert to improper fraction
33/4 divided by 11/2=66/44
Simplify this to get 1 1/2 or 3/2
52x38=1976, 1976 is the answer
A. The hexagon as the series is adding a side each time. So you started with 3, 4, 5...
356/8 = 44.5
44.5 miles per hour, miles/hour