849-1.5=847.5
6.8-4.8=2
847.5 divided by 2 =423.75
Mean is average
so we have 4 numbers
sum them then divide by 4
(32+31+37+44)=144
divide by 4
144/4=36
answer is C
P. o. symm is at (-3, -1) it is the center of the circle.
Your answer is Planet B, Planet D, Planet A, Planet C.
Look at the exponents.
23 comes before 24 and 27. So 3.30 x 10 ^ 23 comes first. Next, 24, and there are 2, so go by the decimals, 4.87 comes before 5.97. So 4.87 x 10^24 comes before 5.97 x 10^24. Then, that leaves 1.89 x 10^27.