logic

please slove the 2 q

please solve fast

12 Assume an 8-bit regular up counter with the current state 10100111, how many flip flops will complement (flip) its current state to achieve the next count? Write your answer without any additional characters. DS (3.5 points) Enter your answer 0 1 4x1 MUX Z SI SO Y Di D DI DO mer no 2 w V Which of the following represents the most simplified Boolean expression of the given circuit? Note that is the valid bit. Note that is the valid bit. V-0 only when XYZ and W are all zero and V-1 otherwise. (3.5 points) OF=XZXZ OF XZY 2.XYZ OF XZXZ O FOXZYZ+XYZ OF EXW+XW OF XW-YW-XY O Forzivz None of the