1.   Find the unit cost of 5 notebooks for $15.
    A. $7.50 B. $5
    C. $3 D. $8
    Hint

  2.   Find the unit cost of 5 DVDs for $50.
    A. $45 B. $10
    C. $55 D. $11
    Hint

  3.   Find the unit cost of 7 energy bars for $14.
    A. $4 B. $3
    C. $2 D. $7
    Hint

  4.   Find each unit cost to determine the better buy.

5 markers for $10

4 markers for $12

    A. Not enough information B. 4 markers for $12
    C. 5 markers for $10 D. The unit costs are the same.
    Hint

  5.   Find each unit cost to determine the better buy.
   
    A. Not enough information B. 10 T-shirts for $40
    C. The unit costs are the same. D. 7 T-shirts for $35
    Hint