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Conversion question. Best helper gets 10 points? - sprinter conversion office

I know that requires a lot, but I'm really behind the words, if I can help someone at least answer a little better and they then 10 points. The person who can answer at least some, if not all of them for 10 points, but I need some time, so please help. I am desperate. I tried that and seemed to them to fight.

1. Which of the following molecules as building blocks? A. Phosphorus, as lead - bromo-CD iodine.

2. A European car fuel economy in km / L. What is the fuel consumption in miles per gallon?

3. A cyclist at an average speed of 26 miles per hour, if necessary, 190 km bike. How long does it take an hour?

4. A car has an EPA fuel economy rating 57mi/gal in the city. How many miles you can in the amount of gas travel in a 355ml can?
5. A runner wants to run 11.8 kilometers. She knows that her speed is 6.8 mph. How many minutes to run?
6. In Europe, fuel efficiency in km / l is measured fuel consumption of cars is 40.0 kilometers / gal,How many liters of gasoline to fill you buy a 142 to - km of travel in Europe? Use the following conversions: 1km = 0.6214mi and 1GAL = 3.78 liters.

7. In Europe, when the drive of 125 km per day, the money you need money for gasoline in a week if the gas costs of 1.10 € per liter and gasoline consumption of your car 42.0 kilometers / gal? Suppose that 1 euro = $ 1.26 (response) must be in U.S. dollars.

8. A sprinter set a school record in track and field, running 200.0 million in 20.9 s. What is the average speed of the sprinter in km / h? (Answer should be in km / h) are

9. In a specific brand of gourmet chocolate contains 7.00g of fat in the diet to 22.7 g per piece. How many pounds are fat in the diet in a box found with 4.00 pounds of candy? (The answer must be in kg)


Thank you again so much.