Practice the questions of McGraw Hill Math Grade 8 Answer Key PDF Lesson 17.1 Changing from Customary Units to Metric Units to secure good marks & knowledge in the exams.
McGraw-Hill Math Grade 8 Answer Key Lesson 17.1 Changing from Customary Units to Metric Units
Exercises
CONVERT
Question 1.
14 in. = ___________cm
Answer:
35.56 cm,
Explanation:
As 1 in = 2.54 cm, 14 in = 14 X 2.54 cm = 35.56 cm.
Question 2.
15 ft = ____________ m
Answer:
4.575 m,
Explanation:
As 1 ft = 0.305 m, 15 ft = 15 X 0.305 m = 4.575 m.
Question 3.
12 yd = ____________ m
Answer:
10.968 m,
Explanation:
1yd = 0.914 m, 12 yds = 12 X 0.914 m = 10.968 m.
Question 4.
4 yd = _____________ m
Answer:
3.656 m,
Explanation:
1 yd = 0.914 m, 4 yds = 4 X 0.914 m = 3.656 m.
Question 5.
3 mi = ____________ km
Answer:
4.827 km,
Explanation:
1 mile = 1.609 km, 3 miles = 3 X 1.609 km = 4.827 km.
Question 6.
4 c = _____________ L
Answer:
0.948 L,
Explanation:
1cup = 0.237 L, 4 cups = 4 X 0.237 L = 0.948 L.
Question 7.
3 pt = _____________ L
Answer:
1.419 L,
Explanation:
1 pt = 0.473 L, 3 pts = 3 X 0.473 L = 1.419 L.
Question 8.
9 qt = ______________ L
Answer:
8.514 L,
Explanation:
1 qt = 0.946 L, 9 qts = 9 X 0.946 L = 8.514 L.
Question 9.
3.5 gal = _____________ L
Answer:
13.2475 L,
Explanation:
1 gal = 3.785 L, 3.5 gals = 3.5 X 3.785 L = 13.2475 L.
Question 10.
11 fl oz = ______________ mL
Answer:
325.314mL,
Explanation:
1 fluid ounce = 29.574mL, 11 fl oz = 11 X 29.574 mL = 325.314 mL.
Question 11.
14 oz = ____________ g
Answer:
396.9 g,
Explanation:
1 ounce = 28.35 g, 14 oz = 14 X 28.35 g = 396.9 g.
Question 12.
3 lbs = _____________ kg
Answer:
1.362 kg,
Explanation:
1 lb = 0.454 kg, 3 lbs = 3 X 0.454 kg = 1.362 kg.
Question 13.
6 oz = ____________ g
Answer:
170.1 g,
Explanation:
1 ounce = 28.35 g, 6 oz = 6 X 28.35 g = 170.1 g.
Question 14.
2 mi = _____________ m
Answer:
3,218.68 m,
Explanation:
1 mile = 1609.34 m, 2 miles = 2 X 1609.34 m = 3,218.68 m.
Question 15.
11 c = ___________ L
Answer:
2.607 L,
Explanation:
1 cup = 0.237 L, 11 cups = 11 X 0.237 L = 2.607 L.
Question 16.
Which would be heavier: 4.8 lb or 2000 g of silver? __________
Answer:
4.8 lbs
Explanation:
Given to find the heavier from 4.8 lb or 2000 g of silver as
1 lb = 453.592 g, So 4.8 X 453.592 g = 2,177.2416 now
Comparing both as 2,177.2416 > 2,000 g, therefore 4.8 lbs.
Question 17.
About how many meters tall is a 120-ft building?
Answer:
36.576 m,
Explanation:
Given to find meters tall of 120 -ft as
1 ft = 0.3048 m so 120 X 0.3048 m = 36.576 m.
Question 18.
Farah’s cooler holds 8 qt of liquid. About how many mL will it hold?
Answer:
7,570.824 mL,
Explanation:
Given Farah’s cooler holds 8 qt of liquid,
As 1 qt = 946.353 mL so it can hold 8 X 946.353 mL = 7570.824 mL.