Answer:
A. 
Step-by-step explanation:
Step 1: We know .3333... is
, we rewrite the equation as 

Therefore the answer would be A. 
You can either round to 1000 or 2000 but 1.120 is closer to 1000
Answer:
x² - 9
Step-by-step explanation:
A difference of squares has the form
a² - b²
Thus
x² - 9
= x² - 3² ← is a difference of squares

Volume = l×b×h = 48×40×30 = 57600 cm²
1. -0.27 goes on the inside because it is the dividend.
2. -0.9 goes on the outside because it is the divisor.
I am 99.9% sure this is correct, but if I am wrong, then I am greatly sorry, and I hope you will for give.