GMAT Test Prep: DS-61932446 GMAT Data Sufficiency

Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy?

(1)She bought $4.40 worth of stamps.

(2)She bought an equal number of $0.15 stamps and $0.29 stamps.
Select one of the following answer choices