Answer:
x<4
Step-by-step explanation:
n x p= -24
-2 x 12 is the largest possible numbers to put to get the answer of -24.
Reasoning: Trail and error is how i found the answer, using different combos of numbers to get the number.
One fifth is the same as

and 15 is the same as

So just times across,

×

Resulting in(1 x 15= 15, and 5 x 1= 5),

If you need/want to reduce it, divide both numbers by 5. Leaving you with the simplified answer of

or 3. Either answer works. :)
If you have any questions, just comment them down below :)