What is 56 + ( 32.00)/(1.2465 + 3.45 ) written with the correct ...

[APUS57]

What is 56 + ( 32.00)/(1.2465 + 3.45 ) written with the correct number of significant figures?
 
  A) 62.8
  B) 62.812
  C) 62.81
  D) 63
  E) 62.8123846

Question 2

If you connect two identical storage batteries together in series (+ to -), and place them in a circuit, the combination will provide
 
  A) zero volts.
  B) the same voltage, and different currents will flow through each.
  C) twice the voltage, and the same current will flow through each.
  D) the same voltage and the same current will flow through each.
  E) twice the voltage, and different currents will flow through each.

[duke02]

Answer to Question 1

D

Answer to Question 2

C