Chapter 4 Review

Front

What is a map scale?

Back

A map scale is a ratio that compares a distance on the map to the actual distance on the ground.

Tags

CCSS.7.G.A.1

Front

If 1 inch on a map represents 42 miles, how far apart are two cities that are 5 inches apart on the map?

Back

210 miles (5 inches x 42 miles/inch = 210 miles).

Tags

CCSS.6.RP.A.3B

Front

How do you calculate words typed per minute?

Back

Divide the total number of words by the number of minutes. For example, 408 words in 4 minutes equals 102 words per minute.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of pears to all fruit if there are 4 apples, 2 bananas, and 5 pears?

Back

5:11 (5 pears out of a total of 11 fruits).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the total number of customers a cashier can serve in a given time?

Back

Use the rate of service (customers per minute) and multiply it by the total time in minutes.

Tags

CCSS.HSF-LE.A.1B

Front

If a cashier serves 2 customers in 8 minutes, how many customers can he serve in 30 minutes?

Back

7.5 customers (Rate: 0.25 customers/minute; 30 minutes x 0.25 = 7.5).

Tags

CCSS.6.RP.A.3B

Front

What is the ratio of books not read to all books if you have 29 books and have read 18?

Back

11:29 (11 books not read out of 29 total books).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you convert a ratio to a fraction?

Back

A ratio of a:b can be expressed as the fraction a/(a+b).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the importance of understanding scales on maps?

Back

Understanding scales helps in accurately interpreting distances and navigating effectively.

Tags

CCSS.7.G.A.1