## Search found 484 matches

- by magical cook

Mon Feb 18, 2008 12:20 am- Forum: Data Sufficiency
- Topic: set 24 Q 12
- Replies:
**6** - Views:
**6463**

- by magical cook

Fri Feb 15, 2008 10:30 pm- Forum: Problem Solving
- Topic: CONFIRM PLS?
- Replies:
**6** - Views:
**3695**

##### CONFIRM PLS?

Raymond purchased a package of ground beef at a cost of $1.98 per pound. If, for the

same amount of money, Raymond could have purchased a piece of steak that weighed 40

percent less than the package of ground beef, what was the cost per pound of the steak?

A. $4.95

B. $4.20

C. $3.60

D. $3.30

E. $3.10

- by magical cook

Fri Feb 15, 2008 9:57 pm- Forum: Problem Solving
- Topic: CONFIRM PLS?
- Replies:
**6** - Views:
**3695**

sorry, it's supposed to be "x (y + z) >= 0 ?" so it could be 0> or >0 since we just know all of the sign are the same? that's my theory to get E...

- by magical cook

Wed Feb 13, 2008 8:13 am- Forum: Data Sufficiency
- Topic: confirm pls?
- Replies:
**3** - Views:
**1478**

- by magical cook

Wed Feb 13, 2008 8:02 am- Forum: Data Sufficiency
- Topic: pls confirm the answer
- Replies:
**2** - Views:
**1343**

##### confirm pls?

If xyz ≠ 0, is x (y + z) 0?

(1) ly + zl = lyl + lzl

(2) lx + yl = lxl + lyl

[spoiler]

I thinkE but OA is C..[/spoiler]

- by magical cook

Tue Feb 12, 2008 11:52 pm- Forum: Data Sufficiency
- Topic: confirm pls?
- Replies:
**3** - Views:
**1478**

##### pls confirm the answer

The area of square S is equal to the area of rectangle R. What is the perimeter of square

S?

(1) The length of one of the sides of rectangle R is twice the length of a side of

square S.

(2) The area of rectangle R is 36.

I think C but OA is B

- by magical cook

Tue Feb 12, 2008 11:22 pm- Forum: Data Sufficiency
- Topic: pls confirm the answer
- Replies:
**2** - Views:
**1343**

- by magical cook

Fri Feb 08, 2008 1:07 pm- Forum: Data Sufficiency
- Topic: DS
- Replies:
**2** - Views:
**1585**

- by magical cook

Fri Feb 08, 2008 8:22 am- Forum: Data Sufficiency
- Topic: DS
- Replies:
**2** - Views:
**1585**

##### ps question

If the number 52,1n9, where n represents the tens digit, is a multiple of 3, then the value

of n could be which of the following?

A. 6

B. 5

C. 3

D. 1

E. 0

- by magical cook

Mon Feb 04, 2008 1:22 pm- Forum: Problem Solving
- Topic: ps question
- Replies:
**5** - Views:
**3827**

##### average question

If the total weight of d equally weighted objects is 40 pounds, how much does each individual object weigh? (1) If the weight of each object was 25% greater, then the total weight would have been 10 pounds greater. (2) If the weight of each object was of pound less, the total weight would have been ...

- by magical cook

Tue Jan 29, 2008 11:47 am- Forum: Data Sufficiency
- Topic: average question
- Replies:
**6** - Views:
**1568**

- by magical cook

Tue Jan 29, 2008 9:47 am- Forum: Problem Solving
- Topic: simple average
- Replies:
**9** - Views:
**1518**

- by magical cook

Mon Jan 28, 2008 3:35 pm- Forum: Problem Solving
- Topic: easy one
- Replies:
**2** - Views:
**1322**

##### simple average

Last year Bakery A had total sales of cookies in December that was 4 times the average (arithmetic mean) of the monthly cookie sales totals for January through June and 3 times the average total cookie sales for July through November. The cookie sales total for December was what fraction of the tota...

- by magical cook

Mon Jan 28, 2008 2:00 pm- Forum: Problem Solving
- Topic: simple average
- Replies:
**9** - Views:
**1518**

##### another simple one

John has 3 solutions: a 12% saline solution, a 8% vinegar solution, and a 15% alcohol solution. He mixes 3 liters of the alcohol solution with 3 liters of the vinegar solution. What is the minimum amount of the saline solution he must add if the resulting mixture must be at least 2% saline solution?...

- by magical cook

Mon Jan 28, 2008 10:08 am- Forum: Problem Solving
- Topic: another simple one
- Replies:
**7** - Views:
**1646**