The average weight of all the vehicles in a parking is 4000 kg. The av – McqOptions

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1.	The average weight of all the vehicles in a parking is 4000 kg. The average weight of 12 vehicles is 6000 kg. Average weight of the remaining vehicles is 3000 kg. What is the total number of vehicles in the parking?
A.	40
B.	36
C.	20
D.	30
Answer» C. 20

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