Answer:

Step-by-step explanation:
The given ratio is 
9 is the common factor of 18 and 27
divide numerator and denominator by 9

hence
is proportion with 
Answer:
-6
Step-by-step explanation:
10 - 4 = 6
Turn it to negative.
-6
Answer:
254.469
Step-by-step explanation:
Formula for Volume of Cylinder: V=πr²h
Answer:
1
Explanation:
−((10)(2)−(2)(8)+(5)(−1))
= −(20−(2)(8)+(5)(−1))
= −(20−16+(5)(−1))
= −(4+(5)(−1))
= −(4+−5)
= −(−1)
= 1
- Mordancy.
Data? I need the data! Not trying to provoke, but in order to answer this I need data...