Help - GMAT Prep Ques 1 - See screenshot

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Hello Friends,

I need some serious help.
Please help me solve the following questions that appeared on my GMAT Prep Test 2.
Any help is seriously appreciated.

I'll be attaching screen-shots as i'm not left with much time before my D-day.

Many Thanks,
Charu
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Math1.jpg
Source: — Problem Solving |

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by GMATGuruNY » Wed Jun 27, 2012 1:20 pm
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by charu_mahajan » Wed Jun 27, 2012 1:32 pm
Thank you very much.