You inherit $7,500. You want to stash it away in an account earning 7% interest

The unit price per ounce at Price-Club  =$0.29

The unit price per ounce at Shop Mart is $0.26.

Step-by-step explanation:

Given : Price-club sells a 12-ounce package of spaghetti noodles for $3.44.

By unitary method ,

The unit price per ounce at Price-Club  = (Price of 12-ounce package of spaghetti noodles ) ÷ 12

= $3.44÷ 12 = $ 0.286666666667≈ $0.29

Hence, the unit price per ounce at Price-Club  =$0.29

Shop Mart sells a 2-pound box of spaghetti noodles for $8.35.

Since 1 pound = 16 ounces

⇒ 2 pounds = 2 x 16 ounces = 32 ounces  (By unitary method)

i.e. Shop Mart sells a 32-ounces box of spaghetti noodles for $8.35.

The unit price per ounce at Shop Mart  = (Price of 32-ounce package of spaghetti noodles ) ÷ 32

= $8.35÷ 32=  $0.2609375≈ $0.26

Hence, the unit price per ounce at Shop Mart is $0.26.