Practice the questions of McGraw Hill Math Grade 8 Answer Key PDF Lesson 17.2 Changing from Metric Units to Customary Units to secure good marks & knowledge in the exams.
McGraw-Hill Math Grade 8 Answer Key Lesson 17.2 Changing from Metric Units to Customary Units
Exercises
CONVERT
Question 1.
24 mm = _____________ in.
Answer:
0.936 in,
Explanation:
1 mm = 0.039 in, 24 mm = 24 X 0.039 in = 0.936 in.
Question 2.
143 cm = _____________ in.
Answer:
56.342 in,
Explanation:
1 cm = 0.394 in, 143 cm = 143 X 0.394 in = 56.342 in.
Question 3.
3 m = ____________ in.
Answer:
118.11 in,
Explanation:
1 meter = 39.37 in, 3 m = 3 X 39.37 in = 118.11 in.
Question 4.
4 km = _____________ mi
Answer:
2.484 miles,
Explanation:
1 kilometer = 0.621 miles, 4 km = 4 X 0.621 miles = 2.484 miles.
Question 5.
20 g = ____________ oz
Answer:
0.7 oz,
Explanation:
1 gram = 0.035 ounces, 20 g = 20 X 0.035 ounces = 0.7 oz.
Question 6.
6 L = ____________ qt
Answer:
6.342 qt,
Explanation:
1 liter = 1.057 quarts, 6 L = 6 X 1.057 qt = 6.342 qt.
Question 7.
3 kL = ___________ gal
Answer:
792.6 gal,
Explanation:
1 kL = 264.2 gallons, 3 kL = 3 X 264.2 gal = 792.6 gal.
Question 8.
4.5 kg = _____________ lb
Answer:
9.9223 lb,
Explanation:
1 kg = 2.205 lb, 4.5 kg = 4.5 X 2.205 lb = 9.9223 lb.
Question 9.
242 mm = _____________ in.
Answer:
9.44 in,
Explanation:
1 millimeter = 0.039 in, 242 mm = 242 X 0.039 = 9.438 or 9.44 in.
Question 10.
13 kg is about how many oz? _________
Answer:
458.64 oz,
Explanation:
1 kg = 35.28 oz, 13 kg = 13 X 35.28 oz = 458.64 oz.
Question 11.
1100 mm = ___________ in.
Answer:
42.9 in,
Explanation:
1 millimeter = 0.039 in, 1100 mm =1100 X 0.039 in = 42.9 in.
Question 12.
2 kg + 32 g = ______________ oz
Answer:
71.68 oz,
Explanation:
1 kg = 35.28 oz, 2 kg = 2 X 35.28 oz = 70.56 oz,
1 g = 0.035 oz, 32 g = 32 X 0.035 oz = 1.12 oz,
70.56 oz + 1.12 oz = 71.68 oz.
Question 13.
The average player on the school basketball team is 190 centimeters tall. The average volleyball player is 6 ft 4 inches tall. Which team has a taller average height?
Answer:
6 ft 4 in volleyball players are taller on average than
school basketball team,
Explanation:
The average player on the school basketball team is
190 centimeters tall.
The average volleyball player is 6 ft 4 inches tall.
1 cm = 0.0328084 ft, 190 cm = 190 X 0.0328084 ft = 6.233596 ft,
As 6.4 ft > 6.233596 ft, So, 6 ft 4 in volleyball players are taller on
average than school basketball team.
Question 14.
The Booster Club sponsored a 10-km walk to raise money for charity. About how many miles is the length of the walk?
Answer:
6.21 miles is the length of the walk,
Explanation:
The Booster Club sponsored a 10-km walk to raise money for charity.
1 km = 0.621 miles, 10 km = 10 X 0.621 miles = 6.21 miles.