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Is X greater than 2?

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harishsridharan
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Is X greater than 2? [#permalink] New post   20 Oct 2020, 21:00
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\(x > 2\)


Quantity A
Quantity B
\( x^3 \)
\( 4x \)



A)Quantity A is greater.
B)Quantity B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
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A
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B
Pranaygre
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Re: Is X greater than 2? [#permalink] New post   21 Oct 2020, 01:10
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let x=2.1

quant A: \((2.1)^3\) =9.261
quant B: 4*2.1=8.2

quant A > quant B

let x=3

quant A: \((3)^3\) =27
quant B: 4*3=12

quant A > quant B

option A is correct
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Re: Is X greater than 2? [#permalink] New post   22 Oct 2020, 02:26
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i followed simplification,
dividing both sides by x , we get
A: x2
B: 4
but given:
x>2
therefore x2 > 4
hence Qty A is greater.
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Re: Is X greater than 2? [#permalink]
22 Oct 2020, 02:26
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