It has an "F" lens mount. source: http://www.dpreview.com/reviews/nikond50/page5.asp
The sentence "How much does it cost?" is a correct interrogative sentence (a question).However, the form "how much it costs" is also correct when used in a declarative sentence, "I don't know how much it costs." or "How much it costs is not a factor."
HOW MUCH R YOUR DENTURES COSTS
About this much.
it costs $55/100g
Ive heard it costs 199$ but idk how much it costs w tax
It costs $1,611,000
it costs 5000000
How much are room and board costs in Florida State?
As much as it costs
how much it costs? 40.00 dollars how much it costs? 40.00 dollars
The new I pad costs AU $539