Question

Read the following statement.

If you have sea water, you can make salt.

What is the contrapositive of this statement?

A. If you can make salt, you do not have sea water.
B. If you have sea water, you can’t make salt.
C. If you do not have sea water, you can make salt.
D. If you cannot make salt, you do not have sea water.

Answer 1

D. If you cannot make salt, you do not have sea water.

Answer 2

@FutureMathProfessor thank you!

Answer 3

C.

Answer 4

If P then Q.
Contrapositive: If -Q, then -P.

Answer 5

@jumboabrfan how'd you get c?

Answer 6

Ah. My bad! It's D then! Like @FutureMathProfessor said!

Answer 7

Wasn't paying attention to the part where you said "contrapositive".

Answer 8

Hahaha :D

Answer 9

Lol oh ok!

Answer 10

sea water --> salt
no sea water ---> no salt

Answer 11

@dan815 thank you!

Answer 12

=]

Answer 13

5 medals in 1 post :)