The ratio of the number of stamps owned by Junjun just now is 4:3, and there are 60 stamps just now, how many stamps Junjun has.
刚刚和军军拥有邮票张数的比是4：3，刚刚有邮票60张，军军有邮票多少张．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">60 * (3/4)</gadget>
<output>45</output>

<result>45</result>