If ab, is ac?

Question

If a>b, is a>c?

1.a/b>c/b 
2.5ab>6bc

Ok, guys, this is very important problem for some reason. I will tell later why it is so if nobody knows the reason.

christoph · Answer

E) as well ! pick -ve and +ve numbers, especially for 2) !

rxs0005 · Answer

I tried all sorts of numbers and god diff resulets will have to go for E

FN · Answer

E as well, since we dont know the signs of A or C, the inequality could change....

HongHu · Answer

So what is the secret importancy?

Antmavel · Answer

Yeahhhhhh, we want to know. What is the important reason ? :lol:

MA · Answer

THANKS GUYS.
ONE OF THE EARLY GMAT CLUB PROBLEM.

ywilfred · Answer

i think the secret is to remember that inequality signs can change if you work with -ve numbers.

If a>b, is a>c?