85.5 as a fraction is 85 2/10 which is simplified to 85 1/5
Answer:
Part 1) 
Part 2) 
Step-by-step explanation:
we know that
The volume of a cube is equal to

where
s is the length of the cube
Part 1)
we have

substitute in the formula


Part 2)
we have

substitute in the formula


Answer:
1=90%
Step-by-step explanation:
20-2=18, 18/20=90%
Answer:
x = 12
y = 12√3
Step-by-step explanation:
Answer:
5)
1
Expand by distributing terms.
-2x-2\times 5−2x−2×5
2
Simplify 2\times 52×5 to 1010.
-2x-10−2x−10