# Official Quant Thread for CAT 2010

10,150 Posts  ·  537 Users
Page 1 of 1,015
www.raghavabbhi.com | My take on CAT: http://www.pagalguy.com/discussions/all-i-wanted-to-speak-about-cat-25002933/6315307
Commenting on this post has been disabled by the moderator.

hi,

If the constraint is symmetric and numbers are positive in a,b,c den expression for which maximum or minimum value is required is also symmetric. So a=b=c is a good probability for being the answer.

But explain a=b=c = 4/3. How is it 4/3. elaborate on this please.
Nice approach neways!!!

Commenting on this post has been disabled by the moderator.
A cube of side 5cm is painted on all its side. If it is sliced into 1 cubic centimer cubes, how many 1 cubic
centimeter cubes will have exactly one of their sides painted?

its 54....:)
Devil has many names..
Commenting on this post has been disabled by the moderator.

is it 54 cubes ??

Commenting on this post has been disabled by the moderator.

A cube of side 5cm is painted on all its side. If it is sliced into 1 cubic centimer cubes, how many 1 cubic
centimeter cubes will have exactly one of their sides painted?

Commenting on this post has been disabled by the moderator.
ratter Says

yes it is
(7-1)^83+ (7+1)^83
if ny other approach pls share
Commenting on this post has been disabled by the moderator.

the largest digit in the sum 1!+ 2! + 3! + 4 ! ...... + 2999!

TIA

Commenting on this post has been disabled by the moderator.
ratter Says

yup.......
Commenting on this post has been disabled by the moderator.
remainder when 6^83+8^83 is divided by 49 ?
0 14 35 42