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Expression of IdeasEasy–MediumReporting a comparison

Expression of Ideas practice question

While researching a topic, a student has taken the following notes: - A café compared two cup sizes for its takeaway coffee over a month. - With the 250 ml cup, it sold 1,800 coffees. - With the 350 ml cup, it sold 1,650 coffees. - The larger cup cost 5 cents more to buy.

The student wants to compare sales under the two cup sizes. Which choice most effectively uses relevant information from the notes to accomplish this goal?

  1. A. The café sold 1,800 coffees in the month it used the 250 ml cup and 1,650 in the month it used the 350 ml cup.Correct
  2. B. The larger cup cost 5 cents more.
  3. C. The café compared two cup sizes.
  4. D. With the 350 ml cup, the café sold 1,650 coffees.

Answer: A. The café sold 1,800 coffees in the month it used the 250 ml cup and 1,650 in the month it used the 350 ml cup.

Both figures, both sizes.

Why the other answers are wrong

B. The larger cup cost 5 cents more.
Cost, not sales.
C. The café compared two cup sizes.
Setup, no result.
D. With the 350 ml cup, the café sold 1,650 coffees.
One figure can't compare.

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