Each pan costs $10.00 to make so for 20 pans, it will cost 10*20 = $<<10*20=200.00>>200.00
She sells each of the 20 pans for $25.00 each so she will make 20*25 = $<<20*25=500.00>>500.00
She makes $500.00 and spent $200.00 on ingredients so she makes 500-200 = $<<500-200=300.00>>300.00
#### 300