Permutation and Combination.

[jainvaibhav2006]

deleted by moderator JNelson

[messi10]

Hi,

Can you please specify the source of the question and tell us what you don't understand about the question?

Thanks

Sunil

[jainvaibhav2006]

Hi,

Can you please specify the source of the question and tell us what you don't understand about the question?

Thanks

Sunil

Hi,
Source of the question is real GMAT paper test.z

[messi10]

Hi Vaibhav,

Unfortunately, that is a copyright material by GMAC and cannot be discussed on these forums. So my apologies as I will not be able to help you on this

Regards

Sunil

[jnelson0612]

Sunil is correct that we are not allowed to use these sources, so I have deleted your text. You may want to google the problem; many of them are on the internet. Sorry.