The answer to your question largely depends on how much brass you have to begin with. Also, because you're dealing with quantities of mass here, you have three dimensional objects which you're trying to quantify with only two dimensions. You need to reword your question a little better... I'm afraid I can't answer any better than that.
rtr
0.093 square meters is equal to one square foot.
There is no such unit of area as a decimal.
1 decimal equals how many square feet
It is 0.836 sq metres, approx.
how much of square meter equal one aker
rtr
171 square meters are 204.514298 square yards.
0.093 square meters is equal to one square foot.
1600
15ha is equal to 150000m2
451.5 sq metres, approx.
There is no such unit of area as a decimal.
1 decimal equals how many square feet
140 sq metres = 1506.95 sq feet
It is 0.836 sq metres, approx.
200,000 square meters equates to 2,152,782.08 square feet.