Math

1, For a certain sequence, Aı= -1, A2= 1. when n>= 3, An=An-1 – An-2

what is the sum of the first 1000 items?

A, -1. B, 1. C, 2, D, -2, E, 0

My answer: 0

2, If d=2^64 d^d=2^p then p=?

My answer is p=2^70

3, Data suff: Company X and company Y produce the same product. How much is company X’s total sales revenue is greater than company Y’s total sales revenue last year?

(1) The unit selling price of both company X and company Y is $25

(2) Last year company X sold 120 more products than company Y did.

My answer: E

Essays

Issue:

A2

Constant innovation and change within an organization are as likely to damage the organization as they are to improve it.

Argument

44

The following is part of a business plan created by management of the Megamart grocery store.

‘Our total sales have increased this year by 20 percent since we added a pharmacy section to our grocery store……’

PS: I am going to retake GMAT next month. Anyone who wants to share information or discuss questions please email me:

yxgmat@hotmail.com Thank you