Search found 20 matches
I did a couple more and I'm at 620.Brent@GMATPrepNow wrote:How are your practice tests going?
Cheers,
Brent
- by actofman
Sat Apr 27, 2013 1:53 am- Forum: I just Beat The GMAT!
- Topic: Last 6 Days - I'm still at 610
- Replies: 9
- Views: 2569
Thanks Brent.
Now I'm down to the last 3 days. And I'm not sure anymore what the best strategy for me is to further increase my sad score.
1 MGMAT CAT today
1 MGMAT CAT tomorrow and
OG or MGMAT quant problems on Sunday? (And no more CATs?)
- by actofman
Thu Apr 25, 2013 7:22 pm- Forum: I just Beat The GMAT!
- Topic: Last 6 Days - I'm still at 610
- Replies: 9
- Views: 2569
3 grades of milk are 1 percent, 2 percent and 3 percent fat by volume. If x gallons of 1% grade, y gallons of 2% grade and z gallons of 3 % grade are mixed to give x+y+z gallons of 1.5% grade, what is x in terms of y & z? 1) y+3z 2) (y+z)/4 3) 2y+3z 4) 3y+2 5) 3y+4.5z The desired grade -- 1.5% ...
- by actofman
Tue Apr 23, 2013 1:34 am- Forum: Problem Solving
- Topic: Mixture of fatty milks
- Replies: 5
- Views: 1959
Three grades of milk are 1 percent, 2 percent, and 3 percent fat by volume. If x gallons of the 1 percent grade, y gallons of the 2 percent grade, and z gallons of the 3 percent grade are mixed to give x + y + z gallons of a 1.5 percent grade, what is x in terms of y and z? The concentration of mil...
- by actofman
Tue Apr 23, 2013 1:27 am- Forum: Problem Solving
- Topic: Mixture of fatty milks
- Replies: 5
- Views: 1959
Distance on the number line
On the number line, the distance between x and y is greater than the distance between x and z. Does z lie between x and y on the number line?
a) xyz < 0
b) xy < 0
- by actofman
Tue Apr 23, 2013 1:11 am- Forum: Data Sufficiency
- Topic: Distance on the number line
- Replies: 2
- Views: 1448
Fundraising Fees
Each person attending a fund-raising party for a certain club was charged the same admission fee. How many people attended the party? a) If the admission fee had been $0.75 less and 100 more people had attended, the club would have received the same amount in admission fees. b) If the admission fee ...
- by actofman
Tue Apr 23, 2013 1:03 am- Forum: Data Sufficiency
- Topic: Fundraising Fees
- Replies: 4
- Views: 2470
- by actofman
Tue Apr 23, 2013 1:01 am- Forum: Data Sufficiency
- Topic: AX + B
- Replies: 3
- Views: 1377
Growth in Salaries
Jason’s salary and Karen’s salary were each p percent greater in 1998 than in 1995. What is the value of p?
a) In 1995, Karen’s salary was $2,000 greater than Jason’s
b) In 1998, Karen’s salary was $2,400 greater than Jason’s
- by actofman
Tue Apr 23, 2013 12:59 am- Forum: Data Sufficiency
- Topic: Growth in Salaries
- Replies: 2
- Views: 1016
Mixture of fatty milks
Three grades of milk are 1 percent, 2 percent, and 3 percent fat by volume. If x gallons of the 1 percent grade, y gallons of the 2 percent grade, and z gallons of the 3 percent grade are mixed to give x+ y + z gallons of a 1.5 percent grade, what is x in terms of y and z?
- by actofman
Tue Apr 23, 2013 12:59 am- Forum: Problem Solving
- Topic: Mixture of fatty milks
- Replies: 5
- Views: 1959
Work Problem - Machine R and S
Another question here. A company has two types of machines, type R and type S. Operating at a constant rate, a machine of type R does a certain job in 36 hours and a machine of type S does the same job in 18 hours. If the company used the same number of each type of machine to the job in 2 hours, ho...
- by actofman
Tue Apr 23, 2013 12:58 am- Forum: Problem Solving
- Topic: Work Problem - Machine R and S
- Replies: 2
- Views: 1489
Function Question
Hi guys,
Need a little help here.
For which of the following functions is f(a+b) = f(a) + f(b) for all positive numbers a and b?
a) f(x) = x^2
b) f(x) = x +1
c) f(x) = (square root of x)
d) f(x) = 2/x
e) f(x) = -3x
- by actofman
Tue Apr 23, 2013 12:56 am- Forum: Problem Solving
- Topic: Function Question
- Replies: 2
- Views: 1330
I'm posting here the Qs i got wrong and am not sure how to answer. Hope you could help me out. 2) The perimeter of a certain isosceles triangle is 16 + 16 (square root of 2). What is the length of the hypotenuse of the triangle? HELP!!! :( Sides are in the ratio of x: x : x*sq.rt 2 2x + x*sqrt 2 = ...
- by actofman
Tue Apr 23, 2013 12:55 am- Forum: GMAT Math
- Topic: GMATPrep Mistakes
- Replies: 9
- Views: 2755
3) If the terms of a sequence are t1, t2, t3,..., tn, what is the value of n? a) The sum of the n terms is 3,124 b) The average (arithmetic mean) of the n terms is 4 What we need is the number of terms 1 doesnt tell you about the interval or the average. => Not Sufficient 2 Gives you the average bu...
- by actofman
Tue Apr 23, 2013 12:48 am- Forum: GMAT Math
- Topic: GMATPrep Mistakes
- Replies: 9
- Views: 2755
4) A certain stock exchange designates each stock with a 1, 2 or 3-letter code, where each letter is selected from the 26 letters of the alphabet. If the letters may be repeated and if the same letters used in a different order constitute a different order, how many different stocks is it possible ...
- by actofman
Tue Apr 23, 2013 12:45 am- Forum: GMAT Math
- Topic: GMATPrep Mistakes
- Replies: 9
- Views: 2755
Apologies and thanks! Please do not post so many problems in one thread. It'll be a mess if different people have doubts in different solutions. Also most of the GMATPrep problems have been discussed in this forum quite a number of times. Just use the search facility of the forum; It is likely that ...
- by actofman
Tue Apr 23, 2013 12:40 am- Forum: GMAT Math
- Topic: GMATPrep Mistakes
- Replies: 9
- Views: 2755