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X or Y series

X series : 200, 400, 600..... 1200
Does series Y have more S.D than series X?

a) Average of Y = 500
b) Range of Y >= 2000



with explanation please.

by aj5105

Sun Jul 19, 2009 1:33 am
Forum: Data Sufficiency
Topic: X or Y series
Replies: 5
Views: 1335

No need to live long enough. people in 40s are getting it.

(e)

by aj5105

Sat Jul 18, 2009 7:47 pm
Forum: Critical Reasoning
Topic: GMAT-LSAT CR Neuroscientists
Replies: 14
Views: 3349

Suppose I modify (E)

E. Reports by nonpartisan auditors are generally regarded by the opposition parties as a source of objective assessments of government projects

(have removed 'not')


WOULD YOU GUYS NOW PICK (E) OVER (B)?

by aj5105

Sat Jul 18, 2009 10:38 am
Forum: Critical Reasoning
Topic: Press Secretary
Replies: 19
Views: 9729
by aj5105

Sat Jul 18, 2009 10:04 am
Forum: Critical Reasoning
Topic: number of crimes in city Y
Replies: 8
Views: 1935

Kevin has 2 problems.
(1) Kevin is bad looking.
(2) Kevin has no money.
For Jen to date Kev, Kev needs to have money.


Right answer choice: All guys trying to woo Jen are equally bad looking.

So,Kev will have an upper hand if he has money.


(E)

by aj5105

Sat Jul 18, 2009 9:49 am
Forum: Critical Reasoning
Topic: burglar
Replies: 11
Views: 4189

picked [spoiler](d)[/spoiler].

by aj5105

Sat Jul 18, 2009 9:28 am
Forum: Critical Reasoning
Topic: global warming
Replies: 16
Views: 3275

it's (a).

Check these words 'frequently frustrated'. once you know the law, you know the law forever. experimenters might 've been frustrated by the law for the first time, but not frequently.

by aj5105

Sat Jul 18, 2009 9:02 am
Forum: Critical Reasoning
Topic: In clinical trials of new medicines
Replies: 11
Views: 4603
by aj5105

Fri Jul 17, 2009 9:04 am
Forum: I just Beat The GMAT!
Topic: 740 Q49 V41 - saved the best for G-Day
Replies: 8
Views: 3191

re-set MGMAT tests

Could you please share the steps involved to re-set MGMAT tests?

Thanks,
AJ

by aj5105

Fri Jul 17, 2009 6:44 am
Forum: Ask a Manhattan Prep representative
Topic: re-set MGMAT tests
Replies: 1
Views: 1899
by aj5105

Fri Jul 17, 2009 5:06 am
Forum: Lounge
Topic: FREE Live Online GMAT Math Session
Replies: 11
Views: 4736

here : http://www.beatthegmat.com/terminating-decimal-pls-help-t35070.html A terminating decimal is a decimal that stops. 1/5 = 0.2, 1/100 = 0.01, and 1/8 = 0.125 are all terminating decimals. 1/3 = 0.3333.... and 2/9 = 0.2222.... are not terminating (they're called 'repeating' or 'recurring' decima...

by aj5105

Fri Jul 17, 2009 3:30 am
Forum: Problem Solving
Topic: When x/32 is expressed in decimal form
Replies: 4
Views: 1675

what's the source of this question?

by aj5105

Thu Jul 16, 2009 10:05 am
Forum: Critical Reasoning
Topic: Illegal Immigrants
Replies: 8
Views: 3039