446.    7.77%

First, to convert 9781118446454-eq231020.eps to a decimal, divide 777 by 10,000. This is equivalent to moving the decimal point 4 places to the left.

9781118446454-eq231021.eps

Now, change this decimal to a percent by moving the decimal point two places to the right and attaching a percent sign (%).

9781118446454-eq231022.eps

447.    100.1%

First, change 9781118446454-eq231023.eps to a mixed number.

9781118446454-eq231024.eps

To convert 9781118446454-eq231025.eps to a decimal, divide 1,001 by 1,000. This is equivalent to moving the decimal point 3 places to the left.

9781118446454-eq231026.eps

Now, change this decimal to a percent by moving the decimal point two places to the right and attaching a percent sign (%).

9781118446454-eq231027.eps

448.    10

50% equals 9781118446454-eq231028.eps, so divide 20 by ...

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