Answer:
B
Step-by-step explanation:
Let's start by converting each of these into decimal form.

Therefore, the correct order is:

or answer choice B. Hope this helps!
Answer:
D
Step-by-step explanation:
squared not cubed
Answer:
see below
Step-by-step explanation:

find common denominator and add the fractions in numerator and denominator:
1/x² + 2/y = y+2x²/x²y
5/x -6/y² =5y² -6x/xy²
(y+2x²)/x²y / (5y²-6x)/xy² change into multiplication
(y+2x²)/x²y * xy²/(5y²-6x)
simplify
y(y+2x²)/ x(5y²-6x)