Slicing an average loaf of bread gives 13 medium thickness slices. Each slice of bread is to be coated with 0.0500 oz of mayonnaise. Each sandwich of two bread slices contains one slice of ham and one slice of cheese. Half of the sandwiches need to contain a sliced olive, the other half have no olive. How many loaves of bread and how many ounces of mayonnaise are needed to make all of the sandwiches if you need 231 ham and cheese sandwiches with an olive?

36 loaves of bread and 18.48 ounces of mayonnaise are needed to make all of the sandwiches.

Explanation:

Number of slices of ham = 231

Given that each sandwich has 1 slice of ham.

Then 231 slices of ham will be in :

A single sandwich is made up of 2 bread slices , Then bread slices in 231 sandwiches will be :

Each bread slice is applied with 0.0500 ounce of mayonnaise.

Then 462 bread slices will have :

1 bread loaf = 13 bread slices

Then breads loves in 462  bread slices :

36 loaves of bread and 18.48 ounces of mayonnaise are needed to make all of the sandwiches.