Answer:
5/18
Step-by-step explanation:
note: 5/9 is the same as 10/18 (we get this by multiplying both numerator and denominator by 2)
hence
5/9-5/18
= 10/18 - 5/18
= (10-5) / 18
= 5/18
Answer:
Table B
Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent a proportional variation if it can be expressed in the form
or 
<em>Verify table B</em>
For
-----> 
For
-----> 
For
-----> 
For
-----> 
The values of k are the same
therefore
The table B shows y as DIRECTLY PROPORTIONAL to x
<em>Verify table D</em>
For
-----> 
For
-----> 
For
-----> 
For
-----> 
the values of k are different
therefore
The table D not shows y as DIRECTLY PROPORTIONAL to x
Answer:
99 cm²
Step-by-step explanation:
(5 + 4) x 11 = 99
So over 4 years, this computer's value will go from 4,500 to 700.
That's a difference of 3,800 over 4 years. Straight-line means the amount is the same every year, so

= 950
So the depreciation expense each year is 950.
Answer:
The probability is 1/9
Step-by-step explanation:
1/3 x 1/3 = 1/9