You have to divide the two numbers, which will give you 1.5151515151... So if you round It will give you: 1.51
1-0.15=0.85
36.21/0.85=42.6=ANSWER
Very simple, we don’t know the units on the graph but I can tell you it will be linear until when it breaks the rule and goes .2 grams one year
It’s A because when u do (6.4)^2 times pi equals 128.6796351 and u subtract to the total volume(1119.5cm) and equals to 8.69; u later round to nearest tenth which equals to A, 8.7cm
Simplified answer would be 60k^2+k
and you get that answer by combining like terms, Good Luck!