(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

http://img267.imageshack.us/img267/8159/untitled3ct1.gif [Broken]

Find the current drawn.

2. Relevant equations

V=IR

R1+R2+Rn

1/ (1/R1)+(1/R2)+(1/R3)+(1/R4)

3. The attempt at a solution

R1=20,000ohms

R2=70,000ohms

R3=96,7000ohms

R4=40,000ohms

1/ (1/R1)+(1/R2)+(1/R3)+(1/R4) = 10037.44

10=I(10037.44)

I=.000996A

Where did I go wrong?

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# Homework Help: Parallel/series, calculate current drawn

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