Search found 275 matches


many thks guys

by Xbond

Sat Dec 19, 2009 10:32 am
Forum: Problem Solving
Topic: x10
Replies: 4
Views: 5356

thks, I start fom 1 to 10 and I stop it. why do you start at 10 ?

by Xbond

Sat Dec 19, 2009 10:27 am
Forum: Problem Solving
Topic: possible value
Replies: 3
Views: 1584

possible value

Hi there,

I pick E but the OA is [spoiler]B
[/spoiler]

If n is a positive integer, which of the following is a possible value of |56 - 5n| ?

A. 7
B. 9
C. 12
D. 15
E. 20

by Xbond

Sat Dec 19, 2009 10:03 am
Forum: Problem Solving
Topic: possible value
Replies: 3
Views: 1584

sales calls

Month Number of Days Worked June 20 July 17 August 19 The table above shows the number of days worked by a certain sales representative in each of three months last year. If the number of sales calls that the representative made each month was proportional to the number of days worked in that month ...

by Xbond

Sat Dec 19, 2009 9:59 am
Forum: Problem Solving
Topic: sales calls
Replies: 2
Views: 1086

A. k/m %
B. (k - m) %
C. [100(k - m)] / (100 + k) %
D. [100(k - m)] / (100 + m) %
E. [100(k - m)] / (100 + k + m) %

by Xbond

Sat Dec 19, 2009 9:55 am
Forum: Problem Solving
Topic: Stock/earnings
Replies: 2
Views: 1048

Stock/earnings

Hi there, How to resolve it in fast and simple way ? Last year the price per share of Stock X increased by k percent and the earnings per share of Stock X increased by m percent, where k is greater than m. By what percent did the ratio of price per share to earnings per share increase, in terms of k...

by Xbond

Sat Dec 19, 2009 9:54 am
Forum: Problem Solving
Topic: Stock/earnings
Replies: 2
Views: 1048

x10

Hi there,

I don't see how to resolve this one. OA is C


If x percent of 40 is y, then 10x equals

A. 4y
B. 10y
C. 25y
D. 100y
E. 400y

by Xbond

Sat Dec 19, 2009 9:51 am
Forum: Problem Solving
Topic: x10
Replies: 4
Views: 5356
by Xbond

Mon Dec 14, 2009 12:11 pm
Forum: Problem Solving
Topic: PS : Pumps A,B,C
Replies: 3
Views: 2188
by Xbond

Mon Dec 14, 2009 12:10 pm
Forum: Problem Solving
Topic: Machine pencils
Replies: 3
Views: 2245

Machine pencils

Hi I don't understand anything how to resolve this one. OA is A Q70)Machine A produced pencils at a constant rate of 9,000 pencils per hour, and machine B produces pencils at a constant rate of 7,000 pencils per hour. If the two machines together must produce 100,000 pencils and if machine can opera...

by Xbond

Sat Dec 12, 2009 11:55 am
Forum: Problem Solving
Topic: Machine pencils
Replies: 3
Views: 2245

machines R and S

Hi How resolve it ? OA is C 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 do the job in 2 h...

by Xbond

Sat Dec 12, 2009 9:33 am
Forum: Problem Solving
Topic: machines R and S
Replies: 3
Views: 4251

PS : Pumps A,B,C

Hi there, Could help me to understand why the right answer of this PS is E . I pick B but I didn't find why it is E A complete explanation is welcome. Pumps A, B, and C operate at their respective constant rates. Pumps A and B, operating simultaneously, can fill a certain tank in 6/5 hours; pumps A ...

by Xbond

Sat Dec 12, 2009 9:24 am
Forum: Problem Solving
Topic: PS : Pumps A,B,C
Replies: 3
Views: 2188
by Xbond

Wed Nov 25, 2009 6:12 am
Forum: Problem Solving
Topic: scholarships
Replies: 2
Views: 1258

scholarships

Hi there, I don't know clearly diagram this PS in order to resolve it. Could you show me a fast way to understand and resolve it. A certain scholarship committee awarded scholarships in the amounts of 1250$, 2500$, and 4000$. The committee awarded twice as many 2500 scholarships as 4000$ scholarship...

by Xbond

Wed Nov 25, 2009 3:35 am
Forum: Problem Solving
Topic: scholarships
Replies: 2
Views: 1258
by Xbond

Wed Nov 25, 2009 3:25 am
Forum: Problem Solving
Topic: graduating - male & female
Replies: 2
Views: 1333