№1

76 (C1=A1+B1=A1+A1*3+12=4*A1+12=76)

№2

107 (=A2+B2)

180 (=A3+B3)

№3

160 (=С1+B1=A1+B1+B1)

159 (=С2+B2=A2+B2+B2)

246 (=С3+B3=A3+B3+B3)

№4

230 (=$A$1+B1)

260 (=$A$1+B2)

265 (=$A$1+B3)

№5

1562 (=D2*D1=MIN(A1:C1)*SUN(A2:C2)=11*(A2+B2)*2=11*142=1562)