Answer:
Volume of hemisphere=
<u>
</u>
<u>Volume</u><u> </u><u>of</u><u> </u><u>sphere</u><u>=</u><u> </u>
<u>
</u>
Step-by-step explanation:

Using calculator=
1072.761905
Round to the nearest tenth=
1072.8
Yintercept is the point where the line crosses the y axis and where x=0
(x,y)
yintercept at y=b is
(0,b)
Answer:
a) Children total 37, Teens total 64, Adults total 50, Chocolate total 70, Vanilla total 47, Strawberry total 34
b) 15
c) 15
d) 49/64
X axis should be first and then Y axis, So, the answer is (2,1)