A. $0.15
The baseball card's value is increasing by $0.15 per year.
The value of a baseball card in dollars has been found to be 0.15y + 0.35, where y is the number of years since it was released. By how much is the baseball card's value increasing per year?
A.
$0.15
B.
$0.35
C.
15%
D
.
35%
1 answer