Four electronic computers can complete 170 million calculations in 5 seconds, how many billion calculations can each electronic computer complete per second?
4台电子计算机5秒可以完成1.7亿次计算，每台电子计算机每秒可以完成多少亿次计算？
<gadget id="calculator">1.7 / 5 / 4</gadget>
<output>0.085</output>

<result>0.085</result>