A 12-ounce bottle of shampoo costs $3.96. A 20-ounce bottle costs $5.40. Find the unit rate for each bottle, and determine which is the better deal. Then identify what the cost savings is per ounce.

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number