what is the value of x?

This topic has expert replies
User avatar
Senior | Next Rank: 100 Posts
Posts: 91
Joined: Wed Apr 01, 2009 9:53 pm
Thanked: 11 times

what is the value of x?

by Robinmrtha » Sun Jun 07, 2009 8:54 pm
If 16x + 8y = 40, what is the value of x?

1) x - 5/2 = -y/2

2) 21x - 60 = -yx

Answer is B....
But since we get a quadratic equation from B....
This should give two values of x....
So..???????? How come the answer is B?
Source: — Data Sufficiency |

Legendary Member
Posts: 876
Joined: Thu Apr 10, 2008 8:14 am
Thanked: 13 times

by ketkoag » Mon Jun 08, 2009 9:27 am
OA is wrong.... i am getting 2 values.... one is an integer and the other one is a positive number(not an integer)

Master | Next Rank: 500 Posts
Posts: 179
Joined: Mon Dec 29, 2008 4:41 am
Thanked: 2 times

by abhinav85 » Mon Jun 08, 2009 12:12 pm
I think answer should be D????

Legendary Member
Posts: 594
Joined: Thu Aug 14, 2008 11:51 pm
Thanked: 12 times

by nervesofsteel » Mon Jun 08, 2009 1:39 pm
Ans should be E

OA seems to be wrong...