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1. |
Rockford has a population of 234,870 people and its area is 7,829 square miles. Doleville has a population of 331,840 people and its area is 9,760 square miles. What can you conclude from each town's population density? |
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A. |
More people live in Rockford. |
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B. |
There are more people per square mile in Rockford than in Doleville. |
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C. |
The population density in Rockford is 30 square miles per person. |
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D. |
The population density in Doleville is 34 people per square mile. |
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Hint |
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2. |
Cole can read 6 pages in 14 minutes. At this rate, how long will it take him to read a chapter that has 21 pages? |
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A. |
27 min |
B. |
49 min |
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C. |
9 min |
D. |
42 min |
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Hint |
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3. |
Bonnie purchased a 30-ounce package of Chocolate Chunk Cookies for $2.40. What is the cost per ounce? |
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A. |
$0.80 per oz |
B. |
$8.00 per oz |
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C. |
$0.08 per oz |
D. |
$0.88 per oz |
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Hint |
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4. |
Sarah scored 96% on her math test. If there were 50 questions on the test, how many questions did Sarah answer correctly? |
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A. |
48 |
B. |
45 |
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C. |
46 |
D. |
49 |
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Hint |
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5. |
The price of a computer system at an electronics store is $1099. Determine the percent of change in price if the computer system sold for $1349 a month earlier. |
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A. |
22.7% decrease |
B. |
22.7% increase |
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C. |
18.5% increase |
D. |
18.5% decrease |
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Hint |
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6. |
The Peter Paint Company is developing a new shade of purple. They are experimenting with various shades by mixing containers of purple dye and water. Below, each purple can represents a container of dye, and each white can represents a container of water. Additionally, all containers contain the same amount of liquid. This mixture of 5 cans is called ''Plum Burst.'' How can ''Plum Burst'' be created using 25 containers? |
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A. |
15 containers with purple dye, 15 containers with water |
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B. |
20 containers with purple dye, 5 containers with water |
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C. |
15 containers with purple dye, 10 containers with water |
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D. |
10 containers with purple dye, 15 containers with water |
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Hint |
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7. |
Suppose biologists tagged 53 penguins in Antarctica during mating season. The next year, they caught 82 penguins and found that 11 of them had tags. Estimate the total number of penguins in the area. |
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A. |
405 |
B. |
395 |
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C. |
446 |
D. |
353 |
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Hint |
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8. |
Of the 1,500 registered voters who were polled in the city, 46% said they would vote for Lerman for mayor and 42% said they would vote for McMahon. Suppose the number of registered voters in the city is 2 million. How many registered voters would you expect to support Lerman? |
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A. |
920,000 |
B. |
840,000 |
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C. |
630,000 |
D. |
690,000 |
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Hint |
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