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Exam 5: Ratio, Proportion, and Percent

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Question 91

Multiple Choice

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Solve. -In a survey of 100 people, 37 preferred caramel syrup on their ice cream. What percent preferred caramel syrup?

A) 63%
B) $\frac { 37 } { 100 } \%$
C) $\frac { 63 } { 100 } \%$
D) 37%

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Question 92

Multiple Choice

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Fill in the blank with one of the words or phrases listed below. Some words may be used more than once. $\begin{array}{lllllll}\text { not equal } & \text { equal } & \text { compound interest } & \text { cross products } & \text { percent } & \text { is } & \text { sales tax } \\\text { unit rate } & \text { ratio } & \text { percent of decrease } & \text { unit price } & \text { base } & \text { of } & \text { amount }\\0.01 & \frac{1}{100} & \text { amount of discount } & \text { proportion } & \text { total price } \\100 \% & \text { rate } & \text { percent of increase } & \text { sale price } & \text { commissio }\\\end{array}$ -In a mathematical statement,______ means "equals."

A) percent
B) base
C) is
D) of

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Question 93

Multiple Choice

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Solve. -A $3300 table is on sale at 10% off. Find the sale price.

Write the decimal as a percent. -8.9

Solve. -Write the equivalent decimal and percent forr $\frac { 1 } { 6 }$

Solve. -10% of 500 is what number?

Find the total amount of compound interest earned. -$8590 is compounded daily at a rate of 5% for 15 years. (The compound interest factor is 2.11689.)

Solve. Round to the nearest tenth, if necessary. -The number of video stores in a region recently decreased from 120 to 94. Find the percent decrease.

Translate the question into a proportion. Do not solve. -What number is 51% of 56?

Solve. -5% of 400 is what number?

Solve. Round all dollar amounts to the nearest cent, if necessary. -A tax of $1701 is added to a bulk order's price of $24,300. Find the sales tax rate.

Write the fraction or mixed number as a percent. - $5 \frac { 2 } { 9 }$

Write the ratio as a ratio of whole numbers using fractional notation. Write the fraction in simplest form. -3.4 to 10

Write the ratio as a ratio of whole numbers using fractional notation. Write the fraction in simplest form. -$45 to $117

Write the decimal as a percent. -In an extended care facility, 0.8876 of the residents require a particular heart medication.

Solve. -The Smale family paid 30% of the purchase price of a $162,000 home as a down payment. Determine the amount of the down payment.

Determine what percent of the figure is shaded. -

Fill in the blank with one of the words or phrases listed below. Some words may be used more than once. $\begin{array}{lllllll}\text { not equal } & \text { equal } & \text { compound interest } & \text { cross products } & \text { percent } & \text { is } & \text { sales tax } \\\text { unit rate } & \text { ratio } & \text { percent of decrease } & \text { unit price } & \text { base } & \text { of } & \text { amount }\\0.01 & \frac{1}{100} & \text { amount of discount } & \text { proportion } & \text { total price } \\100 \% & \text { rate } & \text { percent of increase } & \text { sale price } & \text { commissio }\\\end{array}$ -______= original price - amount of discount.

Fill in the blank with one of the words or phrases listed below. Some words may be used more than once. $\begin{array}{lllllll}\text { not equal } & \text { equal } & \text { compound interest } & \text { cross products } & \text { percent } & \text { is } & \text { sales tax } \\\text { unit rate } & \text { ratio } & \text { percent of decrease } & \text { unit price } & \text { base } & \text { of } & \text { amount }\\0.01 & \frac{1}{100} & \text { amount of discount } & \text { proportion } & \text { total price } \\100 \% & \text { rate } & \text { percent of increase } & \text { sale price } & \text { commissio }\\\end{array}$ -A(n) ______is the quotient of two numbers. It can be written as a fraction, using a colon, or using the word to.

Write the decimal as a percent. -0.48