In a uorescent tube of diameter 2.2 cm, 2.510^18 1/s electrons and 2.6 10^18 1/s positive ions (with a charge of +e) ow through a cross-sectional

In a fluorescent tube of diameter 2.2 cm, 2.5×10^18 1/s electrons and 2.6 × 10^18 1/s positive ions (with a charge of +e) flow through across-sectional each second. What is the current in the tube? in Amps.