BITSAT 2017 Paper

The net resistance of the circuit is 9Ω as shown in the following figuresI=‌‌

V

R

=‌‌

9V

9Ω

=1.0A
The flow of current in the circuit is as follows.
The current divides into two equal parts if passes through two equal resistances in parallel.
Thus current through 4Ω resistor is 0.25A