The number of coronavirus cases in a certain country was 300 infections per day during the first wave. However, the number of cases increased by four times more per day as a new coronavirus variant started infecting people in a second wave. What was the total number of infections during the second wave in 2 weeks?
When the number of cases increased by four times more per day during the second wave, there were 4*300 = 
<gadget id="calculator">4*300</gadget>
<output>1_200</output>
1200 more infections per day than during the first wave.
The total number of infections during the second wave per day was 1200+300=
<gadget id="calculator">1200+300</gadget>
<output>1_500</output>
1500.
For two weeks with 14 days, the number of me infections was 14*1500=
<gadget id="calculator">14*1500</gadget>
<output>21_000</output>
21000.

<result>21_000</result>