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Which of the following would be a reasonable answer to the question
"What is the length of a candy bar?"
The question is asking for unit of length. Of the units given in the five choices, only centimeters is a unit of length, and ten centimeters—the metric equivalent of about four inches—is a reasonable length for a candy bar.
Of the other units:
The kilogram is a unit of mass which corresponds to a little over two ounces.
The hectare is a unit of area, usually land, and is equivalent to about two and a half acres.
The milliliter is a very small unit of volume.
The kilowatt is a unit of power.
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Three friends go in on a pizza, which costs $10.49 before 6% tax. Mike agrees to pay $4, and Mickey and Morris agree to split the remainder of the cost evenly. How much will Morris pay?
6% of 10.49 is equal to
,
which, to the nearest cent, rounds to .
Add this tax to the price of the pizza; the amount paid is
Mike pays $4, so Morris will pay half the remainder, or
.
Compare your answer with the correct one above