You are given an answer. Create a question for the answer.

Let me give you an example: In fact, it stands for Winter. In the case of synthetic 0W-20 oil, this means that it flows as easily as a 0 Weight oil in Winter temperatures, but is as thick and viscous as a 20 Weight oil once normal engine temperature has been reached.
The answer to this example can be: 0w-20: what does it mean?
Here is why: The answer is explaining about the meaning of 0w-20, so the question should ask about that.

OK. solve this:
Therefore there are 15 tenths in 1 1/2.
Answer:
1 1/2 how many tenths?