Answer:
20%
Step-by-step explanation: The percent of error formula is |(theoretical value-actual value)/actual value|=percent of error. Substitute the values in. |(2.8-3.5)/3.5|=|(-0.7)/3.5|=0.2. The percent equal to 0.2 is 20%.
I guess that u can use Pythagorean theorem!:(
A is the answer to this thingy thing
Answer:
B. because 40+30+50+20=140
E. because we have the probability
G. probabilty is missing again but im guessing its right
H. probablilty missing
Hope this helps ^^