lali_mew
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I too think A is sufficient here. 10P6
B does not give us the exact number of prizes which could either be 2 or 3 per scholarship.
Can the experts Ian or Stuart please help with this one?

lali_mew
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You are right fatalmilk!
I overlooked that point. Both sides amount to the same.
The answer is E.
Thanks for pointing it out.

lali_mew
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I think the OA is C. Can somebody please verify.
This is how 
Let the solution contain Z gms of Acid.
Thus concentration is Z/80
X gms water added, thus total solution = 80 + X
Thus concent ...

lali_mew
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If revenue for a given month is T$, revenue for m months later = T + mx
1) If December revenue is $310,000, the revenue for march = 310,000  9x.
M unknown and x unknown, hence NOT SUFFICIENT
2 ...

lali_mew
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Parallel_chase. That was brilliant. Thanks a lot!

lali_mew
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Thanks mals24!
I still am not sure of how you came up with the 4 coordinates though.
I understood the 4 equations. [Thanks, cuz that atleast got me started]
Then, did you arrange each equation in ...

lali_mew
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This could be a repeat. I couldnt dig up an older matching topic though.
How many odd 3digit integers greater than 800 are there such that their digits are different?
A)40
B)56
C)72
D)81
E)1 ...

lali_mew
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Equation x/2 + y/2 = 5 encloses a certain region on the coordinate plane. What is the area of this region?
1)20
2)50
3)100
4)200
5)400
OA = 200
I'm not sure how to approach this one bec ...

lali_mew
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I got it in one on the GMATclub tests. The M25.
I too was a little confused because both lines had the same slope and a line can always be parallel to itself!

lali_mew
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Which of the following lines is parallel to line x=1.443y?
1)y = x/6 + 25
2)y = 0.48  x/3
3)x/3  y = 2
4)y + x/3 = 10
5)x/4 + 3y = 1
OA: 4
If the lines are parallel, the slope (1/3) sho ...

lali_mew
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Gold depreciated at a rate of X% per year between 2000 and 2005. If 1 kg of gold costs S dollars in 2001 and T dollars in 2003, how much did it cost in 2002?
1) TS/2
2) T root(T/S)
3) T root(S)
4) ...

lali_mew
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Anju, you are right about the answer.
The approach needs a correction though.
The options 2,4 and 6 are remainders.
Thus,
If the remainder = 2, k = 34. 34^4 is not divisible by 32
If the remain ...
