Respuesta :

pegah
first you should divide $320 by $16 so you will have 320/16 =$20 so now you can say: 
$20 * $20 = $400 is the total money will it need to raise :)))
i hope this is helpful
have a nice day 

$320.00 is 4/5 of the raised money. so 320/4 = 80 and 80 × 5 = $400.00

Hopefully this was helpful :)
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