CGL 2012 Tier 2 Preparations and Results

@sumit1234567890 said:
If x is a perfect square integer such that 7
(2x - 3)
9
@sumit1234567890
7
10
5

so, x=9 because 9 is perfect square btw 5 and 10

25 16 9 4

@VK_Shukla perfect
@sumit1234567890 said:
If x is a perfect square integer such that 7
(2x - 3)
6
@mrudalmodi said:
6
sorry 9
@truly.gone haha sahi hai bhai......
Correction: I will wait here unless you come back...
@mickym said:
Vol = 18rt2
Area= 36rt3
bhai explain tetra hed???

a boat goes 30km upstream nd 44km downstream in 10hours. in 13hours 40km upstream nd 55km downstream..find speed of aeroplane in still water..

n plz wid shortcut..

a+b+c=0.......{1/(b^2+c^2-a^2)}+{1/(c^2+a^2-b^2)}+{1/(a^2+b^2-c^2)}? explain also....

@VK_Shukla said:
I will wait here unless you come back...
@cbiofficer aeroplane toh chala gaya...
@sscjindabad said:
bhai explain tetra hed???
CHK this BRO

http://en.wikipedia.org/wiki/Tetrahedron
@VK_Shukla said:
I will wait here unless you come back...
till
@cbiofficer said: a boat goes 30km upstream nd 44km downstream in 10hours. in 13hours 40km upstream nd 55km downstream..find speed of aeroplane in still water..
n plz wid shortcut..
bhai aeroplane ki speed kha aa gyi? just kidding
@sscjindabad said:
bhai explain tetra hed???
http://en.wikipedia.org/wiki/Tetrahedron
@mickym said:
AC+BD
how???
@sandeepv882 said: a+b+c=0.......{1/(b^2+c^2-a^2)}+{1/(c^2+a^2-b^2)}+{1/(a^2+b^2-c^2)}? explain also....
yar simpy take, a=2 ,b=-1,c=-1

n solve :)

0 naa??
@cbiofficer said: a boat goes 30km upstream nd 44km downstream in 10hours. in 13hours 40km upstream nd 55km downstream..find speed of aeroplane in still water..
n plz wid shortcut..
Spd of boat in still wtr= 8

Airplane drowned in still water