#1-a) Convert 685(10)---- Binary(2)---- Octal(8)----Hex(16) b) Draw a 64X1 Mux given 8X1 Muxes and 2X1 Muxes c) Draw a decoder with 8 input lines. #2-a) Given Cache access time of 10ns, the main memory of 100ns And a hit ratio of 99%. Find Effective Access Time(EAT). b) Convert from infix to reverse polish notation: ( A*B) - A*(B*D + C*E) c) Convery from reverse polish notation to infix ABCD+-*

Please do all for an upvote