Measurement and Proportions Problems

There are 93 students in the cafeteria. There are 3 times as many students in the cafeteria as there are students on the playground. Write a multiplication equation that represents the situation.

• 3 x____ = 93

• x + 3 = 93

• x / 3 = 93

• x - 3 = 93

There are 93 students in the cafeteria. There are 3 times as many students in the cafeteria as there are students on the playground. How many students are on the playground?

• 31 students

• 30 students

• 29 students

• 28 students

Select all true statements.

• One meter is 1,000 kilometers.

• One foot is 12 inches.

• One meter is 100 centimeters.

• One centimeter is 100 meters.

• One kilometer is 1,000 meters.

The length of the table in inches is 72. What is the length of the table in feet?

• A. 6

• B. 60

• C. 82

• D. 864

The perimeter of a rectangle is 40 cm. Select all the true statements.

• If one side measures 10 cm, then it is a square.

• The rectangle cannot have a side that measures 21 cm.

• The rectangle cannot have a side that measures 15 cm.

• If one side measures 6 3/8 cm, then another side measures 13 5/8 cm.

• If one side measures 1 cm, then another side measures 39 cm.

Complete the table showing the number of ounces for the measurements given in pounds.

• 1 pound = 16 ounces, 5 pounds = 80 ounces, 10 pounds = 160 ounces, 20 pounds = 320 ounces, 50 pounds = 800 ounces

• 1 pound = 14 ounces, 5 pounds = 70 ounces, 10 pounds = 140 ounces, 20 pounds = 280 ounces, 50 pounds = 700 ounces

• 1 pound = 18 ounces, 5 pounds = 90 ounces, 10 pounds = 180 ounces, 20 pounds = 360 ounces, 50 pounds = 900 ounces

• 1 pound = 20 ounces, 5 pounds = 100 ounces, 10 pounds = 200 ounces, 20 pounds = 400 ounces, 50 pounds = 1000 ounces

6. A lake is 2,500 meters wide. Noah says that's 25 centimeters. Why is Noah's answer not reasonable?

• Because 2,500 meters is much larger than 25 centimeters.

• Because 2,500 meters is equal to 25 centimeters.

• Because 2,500 meters is less than 25 centimeters.

• Because 2,500 meters is exactly 25 centimeters.

A lake is 2,500 meters wide. Noah says that's 25 centimeters. How many centimeters wide is the lake?

• 250,000 centimeters

• 25 centimeters

• 2,500 centimeters

• 25,000 centimeters

1/2 kilogram is equivalent to how many grams?

• 250 grams

• 500 grams

• 750 grams

• 1000 grams

Han's Dog eats 3 and 1/2 Kilograms of food a week. Priya's dog eats 400 grams of food a week. Which dog eats more food each week?

• Han's Dog eats more food each week.

• Priya's Dog eats more food each week.

• Both dogs eat the same amount of food each week.