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Proportional Relationships and Percentages (Week 15)

Last updated about 3 years ago
27 questions
This assignment closes on Wednesday 12/21 at midnight!
1

You can peel 4 potatoes in 10 minutes. How long will it take you to peel 14 potatoes? Include the units in your answer.

1

A circle has a diameter of 15 in. Four students tried to calculate the circumference. Order their answers from least to most accurate.

  3. 47.1 in
  4. 9.42 in
1

A circle has a radius of 6 inches. Four students tried to calculate the area. Order their answers from most to least accurate.

1

Use the proportion to find the missing value.


1

Ms. Anderson paid $22.25 for 5 pounds of cheese. How much would 8 pounds of cheese cost? Include the $ sign in your answer.

1

Find the unit rate.

If I can type 120 words in 3 minutes, what is my rate per minute? Include "words per minute" in your answer.

1

Use Your Vocabulary: Complete each sentence on the right with the correct word from the left.

  • proportion
  • ratios
  • proportional
  • A scaled map of the roads in a city is __?__ to the actual roads.
  • When making fruit punch, you have to be sure the amount of ginger ale is in __?__ to the amount of fruit juice.
  • Because 5/8 is not equal to 15/20, the __?__ 5/8 and 15/20 do not form a proportion.
1

Solve for x

1

What is 80% of 82?

1

What is the area of the rectangle? (Just type the number)

1

What is the area of the triangle? (Just type the number)

1

What is the total area of the COMPOSITE FIGURE? (Just type the number)

1

What is the area of the square? (Just type the number)

1

What is the area of the half circle? (Just type the number and do not leave in terms of pi)

1

What is the total area of the COMPOSITE FIGURE? (Just type the number)

1

What is the cost to laminate the court? (Make sure to type the $ sign!) Use your answer from #15 for the total area.

1

What is the area of the parallelogram? (Just type the number)

1

What is the area of the rectangle? (Just type the number)

1

What is the area of the triangle? (Just type the number)

1

What is the total area of the COMPOSITE FIGURE? (Just type the number)

1

What is the cost to carpet the room? (Make sure to type the $ sign!)

1

Jon needs grass seed to cover a circular field with a radius of 75 feet. One bag of grass seed covers 3,000 square feet. What is the fewest number of bags Jon must buy to cover the field>

1

Convert 25% to a fraction in it's lowest terms.

1

Convert 4% to a fraction in it's lowest terms.

1

Convert 102% to a fraction in it's lowest terms.

1

Change the percent 40% to a decimal.

1

Change 1.5% to a decimal.