## Search found 81 matches

Here is the solution Formula to find diagonals in a polygon: D = (n(n-3)/2) D = number of diagonals that is 20 n = ? 20=(n^2-3n)/2 40=n^2-3n n^2-3n-40= 0 Splitting the middle term, n^2-8n+5n-40=0 n(n-8)+5(n-8)=0 (n-8)(n+5)= 0 So there are two values for n n-8=0 or n+5=0 n = 8 or n = -5 n can't be ne...

- by amit28it

Thu Jun 28, 2012 12:21 am- Forum: Problem Solving
- Topic: Polygon -Geometry
- Replies:
**8** - Views:
**1669**

Good way of understand this.

Nice way to teach Anurag. I really like your way to explain this problem with the statements and examples.

Understood it clearly with concept.

Formula for Area of a Triangle

- by amit28it

Sat Jun 23, 2012 4:56 am- Forum: Data Sufficiency
- Topic: Is 1/m < 1/n?
- Replies:
**5** - Views:
**1606**

First of all its a very nice question and you should refer Dr.R.D.Sharma's book for the best answer of this question because It contains very nice explanation and examples also.

Cylinder Volume

- by amit28it

Wed Jun 13, 2012 5:10 am- Forum: Problem Solving
- Topic: Probability Question ..Need expert help
- Replies:
**18** - Views:
**2537**

In my opinion this thing can create a big mess in examination, You should contact the management through internet for correction.

- by amit28it

Wed Jun 13, 2012 5:06 am- Forum: Lounge
- Topic: Shortened surname and GMAT entry
- Replies:
**1** - Views:
**1150**

The solution provided by [email protected] is the most simple and the method used by him is also not very difficult and my answer for the question is same that is B.

Properties of Quadrilaterals

- by amit28it

Tue Jun 12, 2012 1:47 am- Forum: Data Sufficiency
- Topic: Confused
- Replies:
**3** - Views:
**781**

##### MBA Student Life

I also miss my campus life in great lakes and I must say there is no comparison of this life.

- by amit28it

Tue Jun 12, 2012 1:31 am- Forum: MBA Student Life
- Topic: MBA Student Life
- Replies:
**3** - Views:
**2821**

In my opinion the solution provided by Ashujain is good and here is mine First of all, The Time taken by truck to travel a km = 1/40 hrs = 60/40 mins = 1.5 mins Time taken by the boy to travel 1km = 1/3 hrs = 60/3 mins = 20 mins Therefore, the boy will reach the truck in 20 - 1.5 = 18.5 mins This is...

- by amit28it

Sat Jun 09, 2012 12:15 am- Forum: Problem Solving
- Topic: Rate problem!
- Replies:
**2** - Views:
**799**

- by amit28it

Fri Jun 08, 2012 11:59 pm- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies:
**1** - Views:
**705**

First of all its a very nice question and the solution provided by aneesh.kg is best, This time when I came up with the solution its not the same but the procedure followed was same and correct.

Radius of a Circle

- by amit28it

Wed Jun 06, 2012 4:38 am- Forum: Data Sufficiency
- Topic: integers
- Replies:
**2** - Views:
**704**

The answer given by [email protected] I always love his style of explaining the problem and the answer is D as mentioned by him.

Circumference of a Circle Formula

- by amit28it

Mon Jun 04, 2012 4:11 am- Forum: Problem Solving
- Topic: How would you reason the second statement?
- Replies:
**6** - Views:
**921**

In my opinion the answer is A,

That is,

reduced the amount of phosphates that municipalities had been allowed to dump

- by amit28it

Mon Jun 04, 2012 4:03 am- Forum: Sentence Correction
- Topic: SC - Verb tense and Amount
- Replies:
**12** - Views:
**1918**

##### Re : Please break the math into small parts

Hi [email protected],

I was in a confusion that I think it will be x>1 but it also solve with x>2, could you bring solution that how's you done it ? I will also recommend x>1 but confused, I am going to check my solution again.

square footage calculator

- by amit28it

Wed May 30, 2012 5:37 am- Forum: Problem Solving
- Topic: Re : Please break the math into small parts
- Replies:
**1** - Views:
**533**

I just want to give some general information about rhombus and I am giving the definition and properties of quadrilaterals as they are figures with four sides and four angles. There are many different types of quadrilaterals, which are classified by their sides and angles here are some examples-rect...

- by amit28it

Mon May 28, 2012 3:58 am- Forum: Data Sufficiency
- Topic: Rhombus
- Replies:
**8** - Views:
**4735**

##### Re: numbers between 1 and 400

Very well solved I solved this problem and get same number, it's a typical task and during solving this question my friend aneesh.kg give the answer with well description.

Negative Correlation

- by amit28it

Sat May 26, 2012 2:18 am- Forum: Problem Solving
- Topic: Re: numbers between 1 and 400
- Replies:
**0** - Views:
**483**

I think solution provided by mdavidm_531 is right as I calculate but here is one funny solution which is also interesting. Let's try to solve it in simple way x is divided by 10 remainder is 7 let it is 7 x is divided by 2 and get 1 as remainder obviously 7 now x is divided by 5 and we get remainder...

- by amit28it

Thu May 24, 2012 6:37 am- Forum: Data Sufficiency
- Topic: X is divided by 5
- Replies:
**2** - Views:
**7483**