## Engage NY Eureka Math 6th Grade Module 1 Lesson 21 Answer Key

### Eureka Math Grade 6 Module 1 Lesson 21 Example Answer Key

Example 1.

Work with your partner to find out how many feet are in 48 inches. Make a ratio table that compares feet and inches. Use the conversion rate of 12 inches per foot or \(\frac{1}{12}\) foot per inch.

Answer:

48 inches equals 4 feet

Example 2.

How many grams are in 6 kilograms? Again, make a record of your work before using the calculator. The rate would be 1,000 grams per kg. The unit rate would be 1,000.

Answer:

There are 6,000 grams in 6 kilograms.

### Eureka Math Grade 6 Module 1 Lesson 21 Exercise Answer Key

Exercise 1.

How many cups are in 5 quarts? As always, make a record of your work before using the calculator. The rate would be 4 cups per quart. The unit rate would be 4.

Answer:

There are 20 cups in 5 quarts.

Exercise 2.

How many quarts are in 10 cups?

Answer:

### Eureka Math Grade 6 Module 1 Lesson 21 Problem Set Answer Key

Question 1.

7 ft. = _________ in.

Answer:

7 ft. = 84 in.

Question 2.

100 yd. = __________ ft.

Answer:

100 yd. = 300 ft.

Question 3.

25 m = _________ cm

Answer:

25 m = 2,500 cm

Question 4.

5 km = _________ m

Answer:

5 km = 5,000 m

Question 5.

96 oz. = ____________ Ib.

Answer:

96 oz. = 6 Ib.

Question 6.

2 mi.= ________ ft.

Answer:

2 mi.= 10.560 ft.

Question 7.

2 mi.= _________ yd.

Answer:

2 mi.= 3,520 yd.

Question 8.

32 fI. oz. = __________ c.

Answer:

32 fI. oz. = 4 c.

Question 9.

1,500 mL = _________ L

Answer:

1,500 mL = 1.5 L

Question 10.

6 g = __________ mg

Answer:

6 g = 6000 mg

Question 11.

Beau buys a 3-pound bag of trail mix for a hike. He wants to make one-ounce bags for his friends with whom he is hiking. How many one-ounce bags can he make?

Answer:

48 bags

Question 12.

The maximum weight for a truck on the New York State Thruway is 40 tons. How many pounds is this?

Answer:

80,000 Ib.

Question 13.

Claudia’s skis are 150 centimeters long. How many meters is this?

Answer:

1. 5m

Question 14.

Claudia’s skis are 150 centimeters long. How many millimeters is this?

Answer:

1, 500 mm

Question 15.

Write your own problem, and solve It. Be ready to share the question tomorrow.

Answer:

Answers will vary.

### Eureka Math Grade 6 Module 1 Lesson 21 Exit Ticket Answer Key

Question 1.

Jill and Erika made 4 gallons of lemonade for their lemonade stand. How many quarts did they make? If they charge $2.00 per quart, how much money will they make if they sell it all?

Answer:

The conversion rate is 4 quarts per gallon.

### Eureka Math Grade 6 Module 1 Lesson 21 Opening Exercise Answer Key

Identify the ratios that are associated with conversions between feet, inches, and yards.

Question 1.

12 inches = _________ foot; the ratio of inches to feet is _________.

Answer:

12 inches = 1 foot; the ratio of inches to feet is 12: 1 .

Question 2.

1 foot = _________ inches; the ratio of feet to inches is _________.

Answer:

1 foot = 12 inches; the ratio of feet to inches is 1: 12 .

Question 3.

3 feet = ________ yard; the ratio of feet to yards is _________.

Answer:

3 feet = 1 yard; the ratio of feet to yards is 3: 1 .

Question 4.

1 yard = ________ feet; the ratio of yards to feet is _________.

Answer:

1 yard = 3 feet; the ratio of yards to feet is 1: 3 .