any idea what model and year this cannondale was made?

[nycnoob]

and how much do you think this bike weigh?

 

[vspa]

about 28 - 30 pounds, 10 - 12 years old,
still looks good for commuting,

 

[cycledude101]

i would say it weighs about 15-20 pounds but not sure about the year on it

 

[vspa]

you mean Kilograms ?
an aluminium modern MTB weights around 12 kilograms,