It's very simple. The converse of "If P, then Q" is "If Q, then P".
The converse is, "If you cannot see the moon, then clouds cover the sky."1. If clouds cover the sky, you cannot see the moon.
I agree, but I would write "see lions and elephants," exactly as in the original sentence, instead of "can see the lion and elephant." Your variant introduces some complications, such as when you can see lions but don't.2. You see lions and elephants if you are in Africa.
MY ANSWER: FALSE: IF YOU CAN SEE THE LION AND ELEPHANT THEN YOU ARE IN AFRICA.
This can be rewritten as, "For every person x, if x has scarlet fever, then x is seriously ill." The converse is "For every person x, if x is seriously ill, then x has scarlet fever," or "Anyone who is seriously ill has scarlet fever."3. Anyone who has scarlet fever is seriously ill.
Try 4, 5, 6 and post the results if you'd like.
Consider I.3.II. Is a converse of every true statement true? justify your answer?
Consider I.4.III. May a converse of a false statement be true? justify your answer?