Capacitors in parallel = 4\(\mu\)f + 2 \(\mu\) f = 6\(\mu\) f Capacitors in series =\(\frac{1}{C_{eff}}\) = \(\frac{1}{C_1} + \frac{1}{C_2} + \frac{1}{C_3} + \frac{1}{C_4}\) \(\frac{1}{C_{eff}}\) = \(\frac{1}{2} + \frac{1}{3} + \frac{1}{6} + \frac{1}{4}\) = \(\frac{6 + 4 + 2 + 3}{12}\) \(\frac{1}{C_{eff}}\) = \(\frac{15}{12}\) C\(_{eff}\) = \(\frac{12}{15}\) = 0.8\(\mu\) f