Ammeter 2 reads 0.15A.

a. Find the voltage across the 22-ohm resistor?
b. Find the voltage across the 15-ohm resistor?
c. What is the battery voltage?

Given:
RA = 22-OHM
RB = 15-OHM
A1 = 0.20 A
A2 = 0.15 A

I'd need to see a circuit diagram to help you