CAN ANY ONE SUGGEST ME ?
No where!
There's not even 100% chance that you or i will be alive tomorrow
So don't ask for 100% chance
And with investment online there are always risks , so you're better off with trading
Smart trading is all about limiting your risk to the lowest level. Nobody knows or can accurately predict where the market is heading next thus it's good to hedge your position. When I was on fx trading, my worst enemy is basically myself and how to control my emotions. That would be the first hurdle.
Though it's true but small trading won't benefit you much , look for arbitrage if you can
Try this
http://bitcoinpricelab.com/