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1) The fuel consumption of cars is specified in Europe in terms of liters per 100km. Convert 30 miles per gallon to this unit. Note that 1 gallon (U.S.) =3.79 L.
 
2) Check the following equations for dimensional consistency where t is time (s), v is speed (m/s), a is acceleration (), and x is position (m): a)  
 b)  c)    
 
3) A can of paint that covers 20costs $24.60. The walls of a room 13ft x 18ft are 8ft high. What is the cost of paint for the walls?

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