# What are the meter readings in the circuit?

## Homework Statement

http://img372.imageshack.us/img372/8240/1005200803ki4.png [Broken]
What are the meter readings in the circuit on the top?

## Homework Equations

$$V = IR$$

## The Attempt at a Solution

$$I = \frac{V}{R}$$

$$A_2 = \frac{12}{\frac{20}{75}} = 45A$$

$$A_3 = \frac{12}{\frac{30}{75}} = 30A$$

$$A_1 = \frac{12}{75} = 0.16A$$