TUTORIAL 4 SECTION B ARGUMENT

Since some grapes are purple, and all grapes are fruit, some fruit is purple

Biden would have made a fine president. After all, he made a fine vice president

I can hear you lots better now! You must be holding the phone in a different position.

Miss Scarlet’s fingerprints were on the knife used to kill Colonel Mustard. Furthermore, he was killed in the pantry, and she was the only person who had a key to the pantry. Clearly, she killed the colonel.

Jose is taller than Bill, and Bill is taller than Margaret. Therefore, Jose is taller than Margaret.

All mammals are warm-blooded creatures, and all whales are mammals. Therefore, all whales are warm-blooded creatures.

Ashraf own a Mercedes Benz. Rich people own Mercedes Benz. Therefore, Asyraf must be rich.

If it is raining, then it is cloudy.

It is cloudy.

Therefore, it is raining.

If my sister is a college student, then she is a high school graduate.

My sister is not a college student.

Therefore, my sister is not a high school graduate.

Either dogs are cats, or dogs are fish.

Dogs are not fish.

So, dogs are cats.