Restate in a logically equivalent form.
-If it is clean, then it was washed.
A)If it is clean, then it was not washed.
B)If it is not clean, then it was not washed.
C)If it is clean, then it was washed.
D)If it was not washed, then it is not clean.

Question

Quizplus · Accepted Answer

The contrapositive of a conditional statement is logically equivalent to the original statement. The contrapositive of "If it is clean, then it was washed" is "If it was not washed, then it is not clean."

Restate in a Logically Equivalent Form