Answer:
 last month dollmaker gets $1750 .
Explanation:
As given
A doll maker gets paid monthly at a rate of $250 for each doll he completes . Last month he made 7 dolls and got halfway through an 8th doll .
Thus 
Money doll maker was paid last month = Number of doll makes last month × Rate of each doll 
 = 250 × 7 
 = $1750 
Therefore last month dollmaker gets $1750 .