The fruit shop shipped 12 baskets of apples, each weighing 35 kilograms, 21 kilograms less than 1.5 times the pears. How many kilograms of pears were shipped?
水果店运来12筐苹果，每筐35千克，比运来的梨子的1.5倍少21千克，运来梨子多少千克？
<gadget id="calculator">12 * 35</gadget>
<output>420</output>

<gadget id="calculator">420 + 21</gadget>
<output>441</output>

<gadget id="calculator">441 / 1.5</gadget>
<output>294</output>

<result>294</result>