if a

Question

if a < b and c <d then

turingtest · Answer

then nothing, there is no relation...

turingtest · Answer

if a<b and b<c then a<c 
would be a reasonable observation.

anonymous · Answer

b=d 
a+c<b+d
a+c>b+d
b-a=d-c
which one is it

turingtest · Answer

those are the choices^ ?

anonymous · Answer

yes

turingtest · Answer

let a=1, b=2, c=3, and d=4
that will reveal the answer.

anonymous · Answer

ans is a+c< b+d

anonymous · Answer

choice 3

turingtest · Answer

...better yet, prove it for the general case by letting
a=a
b=a+x
c=c
d=c+y
where x,y>0
that shows that the third choice is correct for all numbers:
a+c<a+c+x+y

anonymous · Answer

yea....any doubt ...abt this ?

turingtest · Answer

@amitplu91
Please try not to give the answer straight out like that, we want to teach here by making people think, not give answers away. Thanks.

anonymous · Answer

jst look above relation....as a<b & c<d so...a+c < b +d  .........

turingtest · Answer

did you ignore my comment amitlpu ?
I asked you a favor...

anonymous · Answer

this is not a big pro ..as u acting ........jst try 4 all option & checkit ...u found same like that .....tats it.