Mingming’s family deposits RMB 20,000 in lump-sum deposits and withdrawals for 2 years, with an annual interest rate of 3.06%, and 20% interest tax will be paid when the interest is withdrawn upon maturity. Q: How much is the interest tax payable?
明明家在银行以整存整取的方式存入人民币20000元，定期2年，年利率是3.06%，到期取出利息时要交利息税20%．问：应缴纳利息税是多少元？
<gadget id="calculator">3.06 / 100</gadget>
<output>0.0306</output>

<gadget id="calculator">20_000 * 0.0306 * 2</gadget>
<output>1_224</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1_224 * (1/5)</gadget>
<output>1_224/5 = around 244.8</output>

<result>1_224/5 = around 244.8</result>