Module 7 Test

First and Last Name

Answer explanation

The question asks for a person's full name, which consists of a first name and a last name. Therefore, the correct response should include both components to accurately represent a complete name.

1. Connor bought a pack of 4 notebooks for $8.20. What was the unit price?

• A. $2.00

• B. $2.05

• C. $4.20

Answer explanation

To find the unit price, divide the total cost by the number of notebooks: $8.20 ÷ 4 = $2.05. Therefore, the correct answer is B. $2.05.

2. The distance from the post office to the supermarket is 0.5 km. What is the distance in meters?

• A. 5 meters

• B. 50 meters

• C. 500 meters

Answer explanation

To convert kilometers to meters, multiply by 1000. Therefore, 0.5 km x 1000 = 500 meters. The correct answer is C. 500 meters.

3. Gretchen earns $14.00 for 2 hours at the local pizza shop. If she works 3 hours in an afternoon, how much money does she earn?

• A. $10.00

• B. $21.00

• C. $73.00

• D. $14.00

Answer explanation

Gretchen earns $14.00 for 2 hours, which means she earns $7.00 per hour. If she works 3 hours, she earns 3 x $7.00 = $21.00. Therefore, the correct answer is B. $21.00.

4. Delia can buy 3 sweatshirts for a total of $30.00. How much would it cost if she were to buy 4 sweatshirts at the same price?

• A. $40.00

• B. $120.00

• C. $50.00

• D. $60.00

Answer explanation

Delia buys 3 sweatshirts for $30.00, so each sweatshirt costs $10.00. For 4 sweatshirts, the cost would be 4 x $10.00 = $40.00. Therefore, the correct answer is A. $40.00.

5. The ratio of red marbles to blue marbles in a bag is 3:4. Which of the following is a possible TOTAL number of marbles?

• A. 21

• B. 30

• C. 32

• D. 40

Answer explanation

The ratio of red to blue marbles is 3:4, meaning for every 7 marbles, 3 are red and 4 are blue. The total must be a multiple of 7. Among the options, 21 (3x7) is the only total that fits this requirement.

6. On a road map, the scale is 1 inch = 10 miles. Aurora Springs and Glendale are 3 inches apart on the map. What is the actual distance between Aurora Springs and Glendale?

• A. 3 miles

• B. 13 miles

• C. 30 miles

Answer explanation

The scale indicates that 1 inch equals 10 miles. Since Aurora Springs and Glendale are 3 inches apart on the map, the actual distance is 3 inches x 10 miles/inch = 30 miles. Thus, the correct answer is C. 30 miles.

7. Twelve eggs cost $2.04. How much would 18 eggs cost?

Answer explanation

To find the cost of 18 eggs, first calculate the cost per egg: $2.04 / 12 = $0.17. Then, multiply by 18: $0.17 * 18 = $3.06. The correct answer is $3.06.

8. Covert 6 quarts to gallons.

Answer explanation

To convert quarts to gallons, divide the number of quarts by 4. Thus, 6 quarts ÷ 4 = 1.5 gallons. The correct answers are 1.5 gallons and 1.5.

9. Convert 2,000 grams to kilograms.

Answer explanation

To convert grams to kilograms, divide by 1,000. Thus, 2,000 grams ÷ 1,000 = 2 kilograms. The correct answer is '2 kg', which is the same as '2 kilograms'.