The passenger car and the truck leave oppositely from two places 450 kilometers apart at the same time, and the two cars meet after 3 o'clock. It is known that the speed ratio of passenger cars and trucks is 2:3. How many kilometers did the bus travel when they met?
客车与货车同时从相距450千米的两地相对开出，3时后两车相遇．已知客车与货车的速度比为2：3．相遇时客车行了多少千米？
<gadget id="calculator">450 / 3</gadget>
<output>150</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">150 * (2/5)</gadget>
<output>60</output>

<result>60</result>