The table below compares the marginal benefit Lucinda gets from Kewpie dolls and Beanie Babies.

Lucinda's Marginal Benefit of Kewpie Dolls and Beanie Babies

Kewpie Dolls Beanie Babies

Kewpie Dolls Marginal Benefit (dollars) Beanie Babies Marginal Benefit (dollars)

1. $12 1. $9
2. 10 2. 8
3. 8 3. 7
4. 6 4. 6
5. 4 5. 5
6. 2 6. 4

Instructions:Enter your answers as a whole number.

a. If the price of Kewpie dolls and the price of Beanie Babies are both $6, how many of eachwill Lucinda buy if she is rational?

( ) Kewpie dolls

( ) Beanie Babies

b. If Lucinda has only $30 to spend and the price of Kewpie dolls and the price of Beanie Babies are both $6, how many of each will Lucinda buy if she is rational?

( ) Kewpie dolls

( ) Beanie Babies