Answer:
k = 3
Step-by-step explanation:
Given that y and x are directly related then the equation relating them is
y = kx ← k is the constant of variation
To find k use the condition y = 81 when x = 27
k =
=
= 3
Your numbers would be 6 and -1
Answer:
4,055
Step-by-step explanation:
Make 0.54 and 0.6 a fraction.

Therefore, 0.6 is bigger.