[Official] Quant Thread for 2015!

Pls give me approach for this question


A regular polygon with n sides is such that the angle subtended by its sides at its centre is 12 more than the angle subtended by an (n + 1)-sided regular polygon. If the area of the circle (circum-circle) which inscribes the n-sided polygon is 3850 mm2, then:(Given π = 22/7  and sin 540 = 0.8 and cos 540 = 0.6)

The area of the n-sided polygon will be

Thanks in advance 😃

Pls provide your answer with step by step calculation....


X toffees can be distributed equally among Y children, where X > Y. What is the number of Values that X can assume such that Y > 1 and 2

Thanks in advance

Puys any link to previous year's  CAT mock tests (google drive) ?Thanks in advance. 😀

There are 2029 villagers,and atleast x villagers have the same initials as their first name and surname..what is the least value of x

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Two circles with radii 3 units and 8 units touch each other externally. Three common tangents are drawn to these two circles. Find the area of the triangle enclosed by these three tangents.

If the abscissa of the point of intersection of the lines 4x + 5y = 20 and y = mx + 3 is an integer, then the number of positive integral values for m are:

everyone getting this Housing.com site popup every few seconds....I hate it when it does that@pagalguy ...This thing is popping up too frequently..kindly look into this

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http://i.imgur.com/v1DHI0d.jpg


http://i.imgur.com/7ETrZY9.jpg

http://i.imgur.com/9aKsVlf.jpg

hello Puys,

Does anyone have Total Gadha's geometry pdf ?

No of Zeros at the end of 150!

A.  36

B.  37

C.  30

D.  31

with explanation..??

Largest power of 2 in  32! + 33! +34! +35! .................90!

Karan's salary before he got an increment was 30% of the total income of the family. If his increment is 1/6th of his salary, then what percentage of his total income is his salary?

A. 33 1/3%

B. 20%

C. 11 1/9 %

D. 25%

Please explain this question?

Anyone in Delhi interested to get the full Time study material for CAT can inbox me.

Price Rs.2500(Negotiable)

formula for length of polygon diagonal? general formula?

Find the HCF of 111... Hundred ones and 111...sixty ones ?

Arun Sharma Ques, explain the logic

http://s1.postimg.org/u5ow3kfkv/screenshot_32.jpg

Any better approach for this ?

http://s1.postimg.org/9mtzyi1nj/screenshot_33.jpg

how to solve this ?