ISEE Quantitative Comparisons Question 82: Answer and Explanation

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Question: 82


Radius of larger circle = 10
Radius of smaller circle = 7
Column AColumn B
Area of shaded portionArea of smaller circle
  • A. if the quantity in Column A is greater
  • B. if the quantity in Column B is greater
  • C. if the quantities are equal
  • D. if the relationship cannot be determined from the information given

Correct Answer: A

Explanation:

The correct answer is (A).

449611.png

= π(102) - π(72)

= 100π - 49π

= 51π

449501.png

= π(72)

= 49π

51π > 49π

49583.png Column A > Column B

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