A total of 320 kilograms of oranges, apples and pears are shipped from the fruit shop. The ratio of the weight of oranges and apples to pears is 11:5, and the weight ratio of oranges to apples is 5:6. How many kilograms does the apple weigh?
水果店运来橘子、苹果和梨一共有320千克，橘子和苹果质量之和与梨的比是11：5，橘子与苹果的重量比的5：6，求苹果重多少千克？
<gadget id="calculator">5 + 6 + 5</gadget>
<output>16</output>

<gadget id="calculator">6 / 16</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">320 * (3/8)</gadget>
<output>120</output>

<result>120</result>