The ratio of pears to apples delivered by the fruit store is 7:5. If 25 pears and 20 apples are sold every day, after a few days, the apples are sold out and there are 15 pears left. How many pears are there in the fruit store? ?
水果店运来梨和苹果的个数比是7：5，如果每天卖出25个梨和20个苹果，若干天后，苹果卖完了，梨还剩15个，水果店运来的梨有多少个？
<gadget id="calculator">7 / 5</gadget>
<output>7/5 = around 1.4</output>

<gadget id="calculator">(7/5) * 20</gadget>
<output>28</output>

<gadget id="calculator">28 - 25</gadget>
<output>3</output>

<gadget id="calculator">15 / 3</gadget>
<output>5</output>

<gadget id="calculator">25 * 5</gadget>
<output>125</output>

<gadget id="calculator">125 + 15</gadget>
<output>140</output>

<result>140</result>