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Source: — Data Sufficiency |

by parallel_chase » Wed Sep 03, 2008 6:39 pm
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by dferm » Wed Sep 03, 2008 7:25 pm
I don't understand this persons logic
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by parallel_chase » Wed Sep 03, 2008 7:44 pm
A - 21 scenes
B -7 scenes
C - 4 scenes
D -3 scenes

Everyone paid the $x for each scene.

Statement I

21x + 7x = 560000

28x=560000
x=20000

Sufficient.


Statement II

7x-4x =60000
3x=60000
x=20000

Sufficient.

Hence D is the answer.
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