Robby, Jaylen and Miranda are employed at a Cheesecake factory, earning $10 per hour. They work 10 hours a day, five days a week. Robby saves 2/5 of his salary, Jaylene saves 3/5 of his salary, while Miranda saves half of her salary. What are the combined savings of the three employees after four weeks?
In a day, each of them earns $10/hour * 10 hours/day = $
<gadget id="calculator">10*10</gadget>
<output>100</output>
100/day.
The total number of days each of them work in a month is five days per week * 4 weeks = 
<gadget id="calculator">5*4</gadget>
<output>20</output>
20 days.
If each of them earns $100 per day, in 20 days, they'll earn 20 days/month * $100/day = $
<gadget id="calculator">20*100</gadget>
<output>2_000</output>
2000/month.
Robby saves 2/5 * $2000 = $
<gadget id="calculator">2/5*2000</gadget>
<output>800</output>
800 from his salary.
Jaylene's savings is 3/5 * $2000 = $
<gadget id="calculator">3/5*2000</gadget>
<output>1_200</output>
1200 of her salary.
Miranda saves 1/2 * $2000 = $
<gadget id="calculator">2000*0.5</gadget>
<output>1_000</output>
1000 from her salary.
The total saving for the three employees is $1000 + $1200 + $800 = $
<gadget id="calculator">1000+1200+800</gadget>
<output>3_000</output>
3000.

<result>3_000</result>