A small company can produce 500 dolls per week. The doll retails for $30. The variable costs are $7.50 per doll and fixed costs are $9,000 per week. How many dolls must be sold each week to produce a net income of $1125?

A) 400 dolls
B) 425 dolls
C) 450 dolls
D) 475 dolls
E) 375 dolls

Find the additive inverse and the multiplicative inverse of 26 .

A) additive inverse: $-\frac{1}{26}$ multiplicative inverse: $\frac{1}{26}$
B) additive inverse: 26 multiplicative inverse: $\frac{1}{26}$
C) additive inverse: -26 multiplicative inverse: $\frac{1}{26}$
D) additive inverse: $-26$ multiplicative inverse: $-\frac{1}{26}$
E) additive inverse: $26$ multiplicative inverse: $-\frac{1}{26}$