Answer:

Step-by-step explanation:
If you divide number 1 by number 3, you will notice that number 3 will constantly repeat at the decimal part.
So, the answer is
.
Answer:
3/2(x+y)
Step-by-step explanation:
The cost of 2 DVD is x+y
Divide by 2 to get the cost of one DVD
(x+y) /2
Multiply by 3 to get the cost of 3
3/2(x+y)
1/8=0.125
0.625*5=0.625
Or
1/2=0.5
0.5/2=1.25
1.25/2=0.125
Which is 1/8
the answer is C. because it is the only one that does not contain a common factor :)