A passenger car and a truck drive from A to B at the same time. When the bus travels 1/3 of the way, the truck is still 77 kilometers away from B. Continue to move forward at this speed. When the passenger car arrives at point B, the truck travels the entire distance (4/5). How many kilometers are there between A and B?
一辆客车和一辆货车同时从甲地开往乙地，当客车行了全程的(1/3)时，货车离乙地还有77千米．照这样的速度继续前进，当客车到达乙地时，货车行了全程的(4/5)，甲、乙两地相距多少千米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(1/3) * (4/5)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">1 - (4/15)</gadget>
<output>11/15 = around 0.733333</output>

<gadget id="calculator">77 / (11/15)</gadget>
<output>105</output>

<result>105</result>