AIMM Unit 3 EOU Review

A runner is preparing for a marathon that is cut into 5 equal sections. The marathon is 42.195 kilometers long. How long is each section of the marathon?

• 210.975 km

• 21.0975 km

• 8.439 km

• 0.8439 km

Select all of the expressions that are equal to 2. There are 3 correct answers.

• 1,200 ÷ 60

• 1.2 ÷ 0.6

• 0.012 ÷ 0.06

• 0.5 ÷ 0.25

• 0.05 ÷ 0.025

Which is closest to the quotient 5,278 ÷ 0.05?

• 1,000,000

• 100,000

• 10,000

• 1,000

For part of a recipe, Jada adds 0.35 milliliters of vanilla extract to 16.4 milliliters of milk. How many milliliters does the mixture contain?

Find the difference: 1 - 0.5904

• 0.4096

• 0.5104

• 0.5904

• 0.6096

Find the product: (0.072) · (0.31)

• 0.02232

• 0.02332

• 0.02132

• 0.02432

A sign in a bakery gives these options:

12 muffins for $25

24 muffins for $46

50 muffins for $94

What is the unit price per muffin for each option to the nearest cent?

• Option 1: $2.08, Option 2: $1.92, Option 3: $1.88

• Option 1: $2.08, Option 2: $1.91, Option 3: $1.85

• Option 1: $2.05, Option 2: $1.95, Option 3: $1.88

• Option 1: $2.08, Option 2: $1.91, Option 3: $1.87

Which option gives the lowest unit price?

• Option A: $5 for 10 units

• Option B: $8 for 20 units

• Option C: $12 for 30 units

• Option D: $15 for 50 units

A stack of 200 file folders is 5.125 inches tall. Elena guesses that each file folder is 0.035 inches thick. Explain how you know that Elena’s answer is not correct.

• The total thickness calculated using Elena's guess is less than 5.125 inches.

• The total thickness calculated using Elena's guess is more than 5.125 inches.

• The total thickness calculated using Elena's guess is exactly 5.125 inches.

• Elena's guess is correct.

A stack of 200 file folders is 5.125 inches tall. Compute the thickness of each file folder. Show your reasoning.

• 0.025625 inches

• 0.05125 inches

• 0.25625 inches

• 0.5125 inches