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Three circles have radii of x, y, and x + y units, respectiv
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23 Mar 2020, 04:03
23 Mar 2020, 04:03
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Question Stats:
81% (00:37) correct
18% (00:32) wrong based on 37 sessions
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Three circles have radii of x, y, and x + y units, respectively.
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Quantity A |
Quantity B |
The sum of the areas of the two smaller circles |
The area of the largest circle |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Re: Three circles have radii of x, y, and x + y units, respectiv
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23 Mar 2020, 04:20
23 Mar 2020, 04:20
1
Let x=2 and y=3, thus, x+y=5.
Area of a circle is pir*r^2.
Area of x = 4pie and that of y= 9pie. On adding, we get 13pie.
Area of circle x+y = 25pie.
Thus, B is greater than A.
Area of a circle is pir*r^2.
Area of x = 4pie and that of y= 9pie. On adding, we get 13pie.
Area of circle x+y = 25pie.
Thus, B is greater than A.
gmatclubot
Re: Three circles have radii of x, y, and x + y units, respectiv [#permalink]
23 Mar 2020, 04:20
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