At a farmer's market, Amar purchased 4 jars of salsa and 3 cucumbers and spent a total of $12.25. Dylan purchased 1 jar of salsa and 2 cucumbers and spent a total of $4. Dakota purchased 1 jar of salsa and 5 cucumbers. If each jar of salsa costs the same and each cucumber costs the same, how much did Dakota spend?
a) $3.50
b) $4.75
c) $5.25
d) $6.00