There are apples and several pears in a certain fruit basket, if you take out 1 apple and 1 pear each time, when you get no apples, there are still 50 pears left; if you take 1 apple and 3 pears each time Pears, when there are no pears, there are still 50 apples left, so how many fruits are there in this basket?
某一筐水果中有苹果和若干个梨，若每次拿出1个苹果和1个梨，则拿到没有苹果时，还剩下50个梨；若每次拿走1个苹果和3个梨，则拿到没有梨时，苹果还剩下50个，那么这筐水果共有多少个？
<gadget id="calculator">50 / 3</gadget>
<output>50/3 = around 16.666667</output>

<gadget id="calculator">(50/3) + 50</gadget>
<output>200/3 = around 66.666667</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(200/3) / (2/3)</gadget>
<output>100</output>

<gadget id="calculator">100 + 50</gadget>
<output>150</output>

<gadget id="calculator">100 + 150</gadget>
<output>250</output>

<result>250</result>