Algebra 1 Quiz Lesson 2-7 To 2-11
16 Questions
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This quiz will test understanding of the above lessons.
Questions and Answers
- 1.
![Solve the proportion]( "Solve the proportion")
Solve the proportion- A.
1
- B.
2
- C.
3
- D.
4
- 2.
![Solve the proportion]( "Solve the proportion")
Solve the proportion- A.
-2
- B.
8
- C.
-4
- D.
4
- 3.Ron has a model car. The scale of the model to the actual car is 1:10. The length of the model car is 15 inches. How long os the actual car? (leave the number as the answer).
- 4.On a map, the distance between Jacksonville, FL and Tallahassee, FL is about 8 inches. According to the scale, 1 inch represents 20 miles. About how far apart are the two cities? (leave the number as the answer).
- 5.A utility worker is 5.5 feet tall and is castig a shadow 4 feet long. At the same time, a nearby utility pole casts a shadow 20 feet long. Find the height of the utility pole. (leave the number as the answer).
- 6.
![A rectangle has an area of 48 . Every dimension of the rectangle is multiplied by a scale factor, and the new rectangle has an area of 12 . What was the scale factor? (leave the number as the answer).]( "A rectangle has an area of 48 . Every dimension of the rectangle is multiplied by a scale factor, and the new rectangle has an area of 12 . What was the scale factor? (leave the number as the answer).")
A rectangle has an area of 48 . Every dimension of the rectangle is multiplied by a scale factor, and the new rectangle has an area of 12 . What was the scale factor? (leave the number as the answer). - 7.Find the value 50% of 98
- A.
59
- B.
69
- C.
49
- D.
39
- 8.Find the value 130% of 50
- A.
55
- B.
58
- C.
65
- D.
68
- 9.Find the value 18 is 40% of what number?
- A.
35
- B.
95
- C.
25
- D.
45
- 10.Solve the proportion A hair salon rent booths for $200 per month plus a 5% commission on receipts. How rent does Qiana owe for one month when her receipts total $4500? (leave the number as the answer).
- 11.After 9 mounts, the simple interest earned on an investment of $1200 is $72. Find the interest rate. (leave the number as the answer).
- 12.The sales tax rate is 8.25%. estimate the sales tax on the book taht costs $18.50.
- 13.After 8 mounts, the simple interest earned annually on an investment of $4500 is $165. What is the interest rate?
- 14.Estimate the tax on a digital camera taht costs $399 with a 6.25% sales tax. (leave the number as the answer).
- 15.A pharmacy discount card gives the user 40% off prescriptions. Mr. Allen's cholesterol medicadion normally costs $96.50. What is the final price with the discount card?
- 16.A gas station purchases fuel at a wholesale price of $1.75 per gallon. The price is marked up 8%. What is the selling proce per gallon?
- A.
$1.80
- B.
$1.90
- C.
$1.89
- D.
$2.00
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