Search found 12 matches


Venn Diagram/Sets

Hi, Please help me with the formulas used in Venn Diagrams. I have come across plenty of them. aubuc = a + b + c -aandb - bandc - canda + aandbandc (atleast 2) aubuc = a + b + c - aandb - bandc - canda - 2(aandbandc) There are more for atleast 1 set and exactly 1 set. It has left me confused as i am...

by ranvijay87

Sat Mar 31, 2012 9:57 am
Forum: Problem Solving
Topic: Venn Diagram/Sets
Replies: 1
Views: 1803

A)The 6 triangles are equilateral triangles in the hexagon with each side = 2*radius. Therefore each of the angles is 60 degrees=>each angle of the hexagon is comprised of 2 angles of the equilateral triangles => 60+60 = 120 degrees. B)As all the circles have the same radius,and each angle formed is...

by ranvijay87

Tue Feb 21, 2012 11:15 am
Forum: Problem Solving
Topic: hexagon problem....MGMAT CAT
Replies: 6
Views: 4515

could you please clarify the doubt mentioned in the above post as i
too seem to be getting 360pi as the max value.
height = 10 and radius = 6.

by ranvijay87

Fri Feb 03, 2012 11:44 am
Forum: Problem Solving
Topic: circles and cylinders
Replies: 9
Views: 2321

Probability that first no is non prime 12/16 = 3/4
Probability that second no is non prime = 12/16 = 3/4
probability that atleast one prime will be selected = 1 - (3/4 * 3/4) = 5/16.
Please tell me what am i doing wrong here.

by ranvijay87

Wed Feb 01, 2012 10:43 am
Forum: Problem Solving
Topic: probability
Replies: 2
Views: 929

Veritas Practice GMAT Problem

Of the 100 athletes at a soccer club , 40 play defense and 70 play midfield.if atleast 20 of the athletes play neither defense nor midfield , the no of athletes that play both midfield and defense could be any no between 1.10 to 20 2.20 to 40 3.30 to 40 4.30 to 70 5.40 to 70. [Moderator Edit: Moving...

by ranvijay87

Sun Jan 29, 2012 10:08 am
Forum: Problem Solving
Topic: Veritas Practice GMAT Problem
Replies: 3
Views: 1312

Quotient-Remainder Problem

When positive integer m is divided by positive integer n , the remainder is 12.if m/n = 24.2
,what is the value of n?
a.120
b.60
c.30
d.24
e.12

by ranvijay87

Tue Jan 03, 2012 12:19 pm
Forum: Problem Solving
Topic: Quotient-Remainder Problem
Replies: 5
Views: 5557

Can we take values to solve the question?

by ranvijay87

Tue Dec 27, 2011 12:05 am
Forum: Data Sufficiency
Topic: P,Q median
Replies: 4
Views: 1057

profit = 2 x Cost Price

-> 2 x 24 = 3200 ?

why is it 2 x 24 = 3200 - 24X?

Please help.

by ranvijay87

Thu Dec 15, 2011 12:13 am
Forum: Problem Solving
Topic: Find the value of X?
Replies: 5
Views: 1417

i get x + z = 90
but if x is the greatest no
we can assume z =1
=> z = 89.
Plz explain.

by ranvijay87

Wed Dec 14, 2011 11:24 pm
Forum: Problem Solving
Topic: PS - Integers mean, median
Replies: 4
Views: 1126

i thought so too.
but the official answer is b.

by ranvijay87

Wed Nov 16, 2011 12:26 pm
Forum: Sentence Correction
Topic: 1000 sc Q.166
Replies: 4
Views: 1260

1000 sc Q.166

Because of the enormous research and development expenditures required to survive in the electronics industry,an industry marked by rapid innovation and volatile demand,such firms tend to be very large.
a.to survive
b.of firms to survive
c.for surviving
d.for survival
e.for firms' survival

by ranvijay87

Wed Nov 16, 2011 11:29 am
Forum: Sentence Correction
Topic: 1000 sc Q.166
Replies: 4
Views: 1260
by ranvijay87

Sun Nov 13, 2011 10:47 pm
Forum: Sentence Correction
Topic: Inflation - SC
Replies: 8
Views: 1889