You are mailing a package and the post office has the following sign posted which tells you their pricing. Use the chart to answer questions 1-3.

Cost

Weight (in lbs)

$6.00 0 < weight 5

$8.00 5 < weight 8

$10.00 8 < weight 12

$15.00 12 < weight 20

How much would it cost to mail a package weighing 13 lbs.?

$

How much would it cost to mail a package weighing 3 lbs.?

$

How much would it cost to mail a package weighing 12 lbs.?

$