Answer:
40% OR -1/4
Step-by-step explanation:
It could be 40% as all the other numbers are in fraction form while this one is written as a percent.
It could also be -1/4 because that is the only negative number.
Answer:

Step-by-step explanation:



I think its 0.004. i just did it on my calculator
Answer:
20 is the answer
Step-by-step explanation:
2x0=0+20=20