9x10-8 is about 4.5 times larger than 3x10-12
First solve the equations
9*10-8
90-8
(82)
3*10-12
30-12
(18)
Divide 82/18= 4.5
Comment
The formula for density is

Givens
V = 163.5 mL
d = 0.492 grams / mL
Solution
m = d * V The formula has been rearranged.
m = 0.492 * 163.5
m = 80.442 grams.
<<<<< Answer
The answer is 5.6 km.
1000m=1km
5600m=?
5600/1000*1km=5.6km
The answer of Cubic root of 343 is 7
Horizontal line is y=, because every point along that horizontal line will have the same y value. So, now look at the point and notice that the y value is 5. So the horizontal line with a y value of 5 is y=5. Thus the answer is f.