In the circuit diagram shown, the wire PQ has the resistance of 5 Ω 5Ω$ and the driver cell has an emf of 2.00 V. What is the value of the resistance R if a balance point is obtained at 0.60 m along PQ when measuring an emf of 6.00mV?

In the circuit diagram shown, the wire PQ has the resistance of $5\Omega$$ and the driver cell has an emf of 2.00 V. What is the value of the resistance R if a balance point is obtained at 0.60 m along PQ when measuring an emf of 6.00mV?

 $495\Omega$
 $95\Omega$
 $995\Omega$
 $195\Omega$

$\mathrm{can\; anyone\; answer\; this\; question?}$