Electric Circuits
R1 = 36 Ω and R2 = 75 Ω, each having tolerance of ±5% are connected in series. The value of resultant resistance is

 111 ± 2.77 Ω.
 111 ± 7.23 Ω.
  111 ± 0 Ω.
  111 ± 5.55 Ω.

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