Number of cycles=(1+stall frequency)
=(1+ (10% of control dependency * 3 clocks)+(5% of data dependency * 2 clocks) + ( 2% of structural dependency * 1 clock) + (10 % of control dependency and data dependency * (2+3) clocks) ))
=(1+(0.1*3)+(0.05*2)+(0.02*1)+(0.1*5))
=(1+0.3+0.1+0.02+0.5)
=1.92 cycles