Ratio and Proportion Pre-Test

Define a ratio and given an example.

Tags

7.RP.1

Express the ratio 3:5 as a fraction in simplest form.

• 3/5
• 2/5
• 3/8
• 5/3

Tags

7.RP.1

Convert the ratio 4:7 to a decimal (Round to the nearest thousandth place).

• 0.571

• 0.5714285714285714
• 0.57
• 0.57.14

Determine if the relationships are proportional:

Groups:

(a) Proportional

,

(b) Not-Proportional

• in 3 hours, you travel 120 miles.

• You make $10 for the first 20 hours you work. Anything after you only make $5.

• You buy 1 apple for $0.75. A pack of 10 Apples $5.45

• You type 120 words in 2 minutes.

You have a rectangle with dimensions 4 cm by 6 cm. If you double the length and width while maintaining proportional relationships, what are the new dimensions of the rectangle?

• 2 cm by 3 cm
• 8 cm by 12 cm
• 6 cm by 8 cm
• 10 cm by 14 cm

A map of a city has a scale of 1 inch represents 10 miles. If two locations on the map are 2 inches apart, what is the actual distance between them in miles?

• 25
• 15
• 20
• 5

Express 25% as a fraction and a decimal.

• 1/2, 0.5

• 1/4, 0.25
• 3/4, 0.75

• 25/100, 0.25

If a shirt originally costs $30 but is on sale for 20% off, what is the sale price of the shirt? Show your work.

• $18
• $28

• $25
• $24

14. You are planning a road trip. The distance between the two cities on the map is 300 miles. Create a proportional relationship equation representing the time it will take to travel between the two cities at a constant speed of your choice. Solve for the time it will take if you choose a rate of 50 mph.