A car travels 70 kilometers per hour from place A to place B and arrives in 5 hours. If it takes 4 hours to arrive, how many kilometers does it need to travel per hour?
一辆汽车从甲地开往乙地，每小时行70千米，5小时到达，如果要4小时到达，每小时需要行驶多少千米？
<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">70 * (5/4)</gadget>
<output>175/2 = around 87.5</output>

<result>175/2 = around 87.5</result>