Question

An office supply store has five different packages of black ink pens which is the best deal available on black ink pens at this office supply

Answer 1

12 pack for $15.00

Explanation:

4 pack for $7.00: 7 ÷4 = 1.75

6 pack for $10.25: 10.25 ÷6 ≈ 1.71

10 pack for $13.00: 13 ÷10 = 1.30

12 pack for $15.00: 15.00 ÷12 = 1.25

25 pack for $32.50: 32.50 ÷25 = 1.30