Answer: 9 packs
Step-by-step explanation:
89 is about 90. The pens come in packs of 10, so divide 90 by 10 and the quotient is 9.
Answer:
9 packs
Step-by-step explanation:
[tex]\frac{89}{10} = 8\frac{9}{10}[/tex]
Since you can't buy [tex]\frac{9}{10}[/tex] of a pack, you must round up to 9.