A) Olaf has 250 files, which represent 100%. 12% of that are photos which number is unknown (x).
250 files - 100%
x photos - 12%
So, the proportion should look like:
250 files : 100% = x : 12%
B) After crossing the products:
x = 250 files * 12% : 100%
x = 30 photos
Step-by-step explanation:
hope this helps dear
it forms a right angle triangle I guess ☆☆
Answer is A.
You can find the answer by plugging in X and Y to the equations
Final Answer: 
Steps/Reasons/Explanation:
Question: Solve for
.
.
= ?
<u>Step 1</u>: Divide both sides by
.

<u>Step 2</u>: Simplify
to
.

~I hope I helped you :)~