Answer
Step1:
The cases are of general nature, a routine in the business of Wal-Mart. The losses if any will be recorded as business expenses.
Step2:
There will not be any material difference, even if the contingent liability is worked out and taken for calculation of ratios.
Work Step by Step
Step1:
The contingent liability is to be worked out and reported, when it is an abnormal case, and the loss can be heavy looking to the size of the company.
Step2:
The financial statement analysis will not have any implications.