Respuesta :

Answer:

413.03

Step-by-step explanation:

405 increased by 8.3 is 405+8.3.

[tex]405+8.3=\\405+8.0+0.3=\\413+0.3=\\413.03[/tex]

Answer:

413.3 if ADD, 437.5215 if add by percent

Step-by-step explanation:

If it's increaced by 8.3%, then it is 405 + 32.5215 = 437.5215

If it's add 8.3, then it's 413.3.