Question 1

What is 140 increased by 30%?

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Question 2

Set up a ratio and reduce to lowest terms: $102 per half a dozen

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Question 3

Find the rate percent of the following: base $576; percentage $792

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Question 4

Use equivalent ratios in higher terms to eliminate the fractions:  to  to

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Question 5

Justin took out 41% of all the money in his bank account. Following this withdrawal, Justin only had $173.91 left in his account. How much money did he have in the account prior to the withdrawal?

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Question 6

Use fractional equivalents to compute: 62.5% of 696

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Question 7

Arlene is getting her house renovated, and total cost is estimated to be around $23 000. However, due to unforeseen issues, the total cost of the renovation increased to $37 260. What percent increase did the total cost receive?

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Question 8

Find the unknown term and round to 4 decimal places: 4 : 17 = x : 61

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Question 9

Zara sells $4,000 worth of goods in a month and earns $280 in commission. What is her commission rate?

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Question 10

A high school has 72 teachers, 16 support staff, and 848 students. Determine the ratio between teachers, staff members, and students, and then reduce to lowest terms.

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Question 11

Find the unknown term: 7 : 13 = 84 : x

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Question 12

Ali's company earned $576 000 and will allocate all of these earnings to its three branches: sales, customer service, and R&D. The departments earn  ,  and  , respectively. How much of the total earnings will each department get?

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Question 13

Use proportions to solve the problem: Angela drove her car 224 kilometers and used 16 liters of fuel. She wants to know how many kilometers (x)she can drive with 12 liters of fuel. Assuming that the relationship between kilometers and fuel is proportional, determine the proportion that can be used to model this scenario and the distance she can travel with 12 liters of fuel.

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Question 14

Compute: 25% of 170

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Question 15

What percent less than $145.04 is $98.67 (round to nearest integer)?

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Question 16

What amount is 6  % less than 352

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Question 17

28% of Wendy's monthly salary is deducted for withholding. If those deductions total $455, what is her salary?

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Question 18

$81 is 20% of what amount?

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Question 19

$49.10 is what percent more than $18.32 (round to nearest integer)?

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Question 20

David makes candles that are 7cm tall. Each candle burns 3 hours before going out. He is wondering how many hours a 21cm tall candle can burn for. Assuming that the relationship between the height of a candle and number of hours it burns is proportional; determine the proportion that can be used to model this scenario and how long a 21cm tall candle can burn for.

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Quiz 3: Ratio, Proportion, and Percent