-9 because 2+7=9 so the negative part oh then must be -9
Answer:
3/50 7/50 40/50
Step-by-step explanation:
Ok. I'm not exactly a math wiz but I think you may be overthinking this. Experimental probability should be the probability from the experiment right. It's in the name. In chemistry if it's a well established value it's called a theoretical value or probability. So the answer should just be the probability from the said experiment. No other funky math terms are given here which clues me to the idea that it might just be this simple.
900. It estimates bc one is like 288 and one is like 624 or sum.