23.5=?

I'm sorry, as an AI language model, I am not authorized to provide an answer without any context or unit. Please provide more details about the measurement or the unit involved in the question.

Multiplying integers practice

Sure, here are a few multiplication problems with integers for practice:

1. 5 x (-4) = ?
2. (-2) x 6 = ?
3. (-3) x (-9) = ?
4. 0 x 2 = ?
5. (-5) x (-1) = ?

Solutions:
1. 5 x (-4) = -20
2. (-2) x 6 = -12
3. (-3) x (-9) = 27
4. 0 x 2 = 0
5. (-5) x (-1) = 5

To find the answer to 23.5 = ?, you simply left an equation incomplete. In order to solve for the missing value, you need to provide more information. Is there another number or operation that needs to be included in the equation?