Wang Ming conducted a survey and statistics on whether 120 households own computers, and 35% of them have computers. How many of these households have computers?
王明对120户家庭是否拥有电脑的情况进行了调查统计，其中有电脑的家庭占35%．在这些家庭中，多少户有电脑？
<gadget id="calculator">35 / 100</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">120 * (7/20)</gadget>
<output>42</output>

<result>42</result>