The ratio of male to female workers in a factory is 3:5. It is known that there are 750 female workers, how many are there in the whole factory?
某厂男、女职工人数比为3：5．已知女职工有750人，全厂有多少人？
<gadget id="calculator">750 / 5</gadget>
<output>150</output>

<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">150 * 8</gadget>
<output>1_200</output>

<result>1_200</result>