Find the flow and concentration balance of the following system (. Qtop Q in = 1.5 MGD, Cin = 100 mg/1 Qtop = 0.5 MGD, Ctop= 150 mg/1 Qout = ? Cout= 10 mg/l Qrecycle = 0.5 MGD, Cr = ? Qw=0.3 MGD, Cr= ? Qr Cr Qout Qw Cr