The dolls will sell for 3 * $5 = $<<3*5=15>>15.
The clocks will bring in 2 * $15 = $<<2*15=30>>30.
The glasses will sell for 5 * $4 = $<<5*4=20>>20.
In total, she will bring in $15 + $30 + $20 = $<<15+30+20=65>>65
Her total profit will be $65 - $40 = $<<65-40=25>>25.
#### 25