The fruit shop shipped 3,500 kilograms of pears. It is known that the pears shipped are 100 kilograms less than twice the amount of apples. How many kilograms of apples are shipped?
水果店运来梨子3500千克，已知运来的梨子比苹果的2倍少100千克，运来苹果多少千克？
<gadget id="calculator">3_500 + 100</gadget>
<output>3_600</output>

<gadget id="calculator">3_600 / 2</gadget>
<output>1_800</output>

<result>1_800</result>