The distance between A and B is 330 kilometers. A passenger car departs from A for 2 hours before a car departs from B. After 1.5 hours, the two cars meet. It is known that the passenger car travels 60 kilometers per hour, and the car is less kilometers per hour?
甲、乙两地相距330千米，一辆客车从甲地出发2小时后，小轿车才从乙地开出，经过1.5小时两车相遇．已知客车每小时行60千米，小轿车每小时少千米？
<gadget id="calculator">60 * 2</gadget>
<output>120</output>

<gadget id="calculator">330 - 120</gadget>
<output>210</output>

<gadget id="calculator">210 / 1.5</gadget>
<output>140</output>

<gadget id="calculator">140 - 60</gadget>
<output>80</output>

<result>80</result>