find current in a circuit

[xbebegirlx]

he current in a circuit is defined in terms of coulombs/sec/ the magnitude of the charge on 1 electron is
1.6 x 10^-19C. The current of bulb is 50. How many electrons are moving through the light bulb per second to produce that current heat?

please help me to start on this I am no clue where to begin

thanks