Search found 2 matches


(1)
(8 x 6 x 4) / 3
64

(2)
y = ax + b
y = (3b)x + b
-1/3 = (3b)0 + b
-1/3 = b
y = -x - 1/3
slope = -1

(3)
start = 4
end year 1 = 4 + x
end year 2 = 4 + 2x
end year 4 = 4 + 4x
end year 6 = 4 + 6x
(4 + 4x)(6/5) = (4 + 6x)
24 + 24x = 20 + 30x
x = 2/3

by Good Game

Sun Jul 26, 2009 1:55 pm
Forum: GMAT Math
Topic: GMAT question! Need help, can someone take me through these
Replies: 3
Views: 1776

Re: I made this mistake while solving a ques.Throw some ligh

Suppose 2/3 out of N employees dring regular coffee.Out of these 2/5 add cream.How many of the employees who drink regular coffee do not add cream? I don't think I'm understanding the question correctly. (a) It asks how many of the employees who drink regular coffee (a subset of all employees, spec...

by Good Game

Sun Jul 26, 2009 1:41 pm
Forum: Problem Solving
Topic: I made this mistake while solving a ques.Throw some light?
Replies: 10
Views: 1774