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GRE quant
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07 Jul 2015, 23:09
07 Jul 2015, 23:09
2
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Question Stats:
33% (02:08) correct
66% (00:02) wrong based on 6 sessions
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After Ali gave lior 50% of her money, she had 20% as much as he did.
Quantity A : 75% of the amount lior had originally.
Quantity B : 150% of the amount Ali had originally.
What is the meaning of she had 20% as much as he did.?
And solution
Quantity A : 75% of the amount lior had originally.
Quantity B : 150% of the amount Ali had originally.
What is the meaning of she had 20% as much as he did.?
And solution
Re: GRE quant
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08 Jul 2015, 12:17
08 Jul 2015, 12:17
1
Expert Reply
victory wrote:
After Ali gave lior 50% of her money, she had 20% as much as he did.
Quantity A : 75% of the amount lior had originally.
Quantity B : 150% of the amount Ali had originally.
What is the meaning of she had 20% as much as he did.?
And solution
Quantity A : 75% of the amount lior had originally.
Quantity B : 150% of the amount Ali had originally.
What is the meaning of she had 20% as much as he did.?
And solution
| Name | Initial Amount | Final Amount |
| Ali | x | \(0.5*x\) |
| lior | y | \(y+0.5x\) |
Given \(0.5*x = 0.2 (y+0.5x)\)
0.4*x=0.2y
So if x=100 y=200
So column A: 150 = Column B: 150
