The answer is b because 6/7 = 48/56 and 7/8=49/56
You know the following information:
1. The amount of money (in dollars) earned last year was:

2. The amount of money (in dollars) earned this year, is:

Then, to estimate the sum (the total amount of money the Software Company earned in those two years, you can round the numbers to the nearest billion.
Having:

You need to look at the digit located in the Hundred millions place. Notice that this is:

Then, since:

You need can't round up. Then:

Now, having:

You can identify that the digit in the Hundred millions place is

Therefore:

Now you can add the numbers rounded:

Hence, the answer is: Option B.
The answer is 2 duh but it also equals window :)
Answer:
I believe that the answer is 6 inches
The answer for A is A=-11.5