Search found 12 matches

by MG368

Thu Dec 03, 2009 8:07 am
Forum: GMAT Strategy
Topic: 198 Level 700+ Questions from GMAT Prep I
Replies: 48
Views: 44132

Coordinate geometry problem

6) Does line k intersect quadrant II?
a. Slope of k is -1/6
b. Y intercept of k is -6

answer A

by MG368

Thu Dec 03, 2009 7:58 am
Forum: Data Sufficiency
Topic: Coordinate geometry problem
Replies: 4
Views: 1755

calorie trouble

A breakfast that consists of 1 ounce of corn puffs and 8 ounces of fruit X provides 257 calories. When 8 ounces of fruit Y is substituted for the 8 ounces of fruit X, the total number of calories is reduced to 185. If fruit X provides 1.8 times as many calories as fruit Y, how many calories does 8 o...

by MG368

Tue Dec 01, 2009 8:42 am
Forum: Problem Solving
Topic: calorie trouble
Replies: 6
Views: 2590

calorie trouble

A breakfast that consists of 1 ounce of corn puffs and 8 ounces of fruit X provides 257 calories. When 8 ounces of fruit Y is substituted for the 8 ounces of fruit X, the total number of calories is reduced to 185. If fruit X provides 1.8 times as many calories as fruit Y, how many calories does 8 o...

by MG368

Tue Dec 01, 2009 8:42 am
Forum: Problem Solving
Topic: calorie trouble
Replies: 4
Views: 1436

thnx i got it now!

by MG368

Sat Nov 28, 2009 7:57 pm
Forum: Problem Solving
Topic: angle in a clock
Replies: 6
Views: 8435

hey RoadtoIvy,

I didn't get your explanation.Could you elaborate?GMAT destroyer's explanation just went over my head!

by MG368

Sat Nov 28, 2009 12:36 am
Forum: Problem Solving
Topic: angle in a clock
Replies: 6
Views: 8435

this is how i did this problem:

90% of 4 gallons =3.6

so, now 3.6/ 4+x * 100%= 75%

where x = amount of water added, the glycerine amount will remain the same.

so x= 0.8

by MG368

Sat Nov 28, 2009 12:21 am
Forum: Problem Solving
Topic: plz answer this mixture problem
Replies: 8
Views: 2823

Inequality confusion

If d > 0 and , 0< 1-c/d < 1 which of the following must be true ? I. c > 0 II. c/d<1 III. c^2+d^2>1 (A) I only (B) II only (C) I and II only (D) II and III only (E) I, II, and III okie.. here the OA is C. but as we know that d>0 and c>0 won't III also be true?

by MG368

Sat Nov 28, 2009 12:03 am
Forum: Problem Solving
Topic: Inequality confusion
Replies: 4
Views: 1331

http://www.beatthegmat.com/198-level-70 ... 43783.html

check out this link.. you can download the questions and solutions!

by MG368

Wed Nov 25, 2009 7:48 am
Forum: Problem Solving
Topic: q 108) from 198 700 level questions
Replies: 5
Views: 2534

q 108) from 198 700 level questions

I got stuck in this one...

108) 75 can be written as the sum of the squares of 3 different positive integers. What is sum of these integers?
a. 17
b. 16
c. 15
d. 14
e. 13

does anyone know the explanation.. the answer is (e) as per the solution but can't get how or why?

by MG368

Tue Nov 24, 2009 10:38 pm
Forum: Problem Solving
Topic: q 108) from 198 700 level questions
Replies: 5
Views: 2534

sum of all even numbers from 99 to 301

I always get stuck on these type of question. When i look at the explanation it seems simple enough but just can't figure it out.Does anyone have a quick way to solve this type of question which may have variations such as:

-Sum of all even numbers from 1 to 199
-sum of all odd number from 100 to 300

by MG368

Sat Nov 21, 2009 7:50 am
Forum: GMAT Math
Topic: sum of all even numbers from 99 to 301
Replies: 19
Views: 80436

19 days to GMAT

I have 19 days to GMAT...I have studies for the past 6 weeks...done the following: 1.OG 12th PS,DS,(Finished),... verbal section still doing 2.Kaplan Premier PS,DS,SC,CR,and RC done 3.Manhattan SC guide,CR guide and RC guide done Doing 1000s series of questions! planning to finish 12 th edition in 5...

by MG368

Wed Nov 18, 2009 10:16 am
Forum: GMAT Strategy
Topic: 19 days to GMAT
Replies: 1
Views: 1100