Obviously the monthly salary is 1200 yuan. If he can save one-third of his salary in one month of every two months and one-half of his salary in the other month, how many months will it take him to save 6,000 yuan.
明明每个月的薪水是1200元．若每两个月中有一个月他能存下薪水的三分之一，另一个月能存下薪水的二分之一，需要多少个月他才能存下6000元．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/3) + (1/2)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1_200 * (5/6)</gadget>
<output>1_000</output>

<gadget id="calculator">6_000 / 1_000</gadget>
<output>6</output>

<gadget id="calculator">6 * 2</gadget>
<output>12</output>

<result>12</result>