A pesticide is prepared according to the ratio of powder and water 1:100, and the existing powder is 5 kg, how many kg of pesticide can be prepared?
一种农药按药粉和水1：100配制，现有药粉5千克，可以配制农药多少千克？
<gadget id="calculator">1 + 100</gadget>
<output>101</output>

<gadget id="calculator">5 * 101</gadget>
<output>505</output>

<result>505</result>