Answer:
No.
Here's the break why it is not proportional...

The proportion breaks near the end because the multipliers no longer match.
This means that you have to divide 3 by 3/4. So, let's just do that
3 divided by 3/4
3 times 4/3
4
So, Cindy would be able to solve 4 puzzles in 3 hours.
Hope this helps :D
Answer:
p < 12 ∨ p >-12
For definition of absolute value.
Here you go! Hope this helps