A certain store sold pens for $0.35 each and pencils for $0.25 each. If a customer purchased both pens and pencils from the store for a total of $3.00, what total number of pens and pencils did the customer purchase?	Choose the correct choice from the following
A) 8  B) 9  C) 10  D) 11  E) 12
Answer: Algebraically, the question looks like this: 3.0 = 0.35x + 0.25y   There are six possible numbers of pens that fit that requirement:   1 pen: $0.35   2 pens: $0.70   3 pens: $1.05   4 pens: $1.40   5 pens: $1.75 balance 1.25   5 pencils cost $1.25   That's 5 pens and 5 pencils 10hoice (10) is correct.
<result>C</result>
A certain store sold pens for $0.35 each and pencils for $0.25 each. If a customer purchased both pens and pencils from the store for a total of $3.00, what total number of pens and pencils did the customer purchase?