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Answer:
283.5km
Step-by-step explanation:
Given data
Speed= 63km/h
Time= 4.5hours
We know that speed= Distance/time
Make distance subject of the formula
DIstance= speed*time
Distance= 63*4.5
Distance= 283.5km
Hence the distance is 283.5km
Answer:
120 different sub committees are possible.
Step-by-step explanation:
This equals the number of combinations of 3 from 10, 10C3.
10C3 = 10! / 7!3! or we can work it out as 10*9*8 / 3*2*1 = 120.