Calculate the average rate of the following reaction in g of Cu/second.?

If a 7.5 g sample of copper was consumed in 47.0 s, Calculate the average rate of the following reaction in g of Cu/second.
Cu(s) + 4HNO3(aq) --> Cu2+(aq) + 2NO3-(aq) + 2NO2(g) + 2H2(g)
(Do not write in scientific notation)