a)  85 billion divided-by 200 million equals what?

b)  The area of a rectangle is the product of its width and length.  
    What is the area of rectangle with length of 5 and width of 8?

c)  (F - 32) * 5/9 + 273.15   is a formula that can be used to convert
    degree Fahrenheit (F) to Kelvin (K).   What is 41°F in Kelvin?

d)  What is the total price on a purchase of a $42 widget 
    in a city were the sales tax rate is 6%?

e)  1 kilometer = 0.6214 mile.  255 kilometers equals how many miles?

f)  1 meter = 100 centimeters.  A circle having a circumference of 
    1000 centimeters has a circumference of how many meters?

g)  3 feet = 1 yard  and  1 foot = 12 inches.  Recorded to the nearest 
    hundredth of a yard, 5 feet and 7 inches is how many yards?  

h)  1 long ton = 1.12 short tons  and  1 short ton = 2,000 pounds.
    The difference between 1 long ton and 1 short ton is how many pounds?

i)  1 millimeter = 1,000,000 nanometers  and 1 millimeter = 0.001 meter.
    1 meter is how many nanometers?

j)  1 ounce = 28.3495231 grams  and  1 kilogram is 1000 grams.  
    Rounded to the nearest hundredth, 500 ounces is how many kilograms?