Two more...
7) Current through R = 12 + 35 - 40
= 7 mA
8) Voltage across R = 7 * 27
= 189 mV
And now, for some chess notation, because I'm bored... :-)
! - good move
!! - brilliant move
? - questionable move
?? - blunder, howler
?! - risky move
!? - interesting move
(I think)
cogito, ergo sum... :)
