Chapter SR26, Problem 7P

Solution

State whether the conclusion is valid or invalid. If the conclusion is valid, name the type of logical argument used.

Valid. This is an example of Or Rule argument.

Given:

Kate will order either tacos or burritos for lunch. Kate does not order tacos for lunch. Therefore, Kate orders burritos for lunch.

Concept Used:

• A logical argument has two given statements, called premises, and a statement, called a conclusion, that follows from the premises.

Calculation:

The given statement is −

Kate will order either tacos or burritos for lunch. Kate does not order tacos for lunch. Therefore, Kate orders burritos for lunch.

The conclusion is valid. This is an example of Or Rule argument.