Hi there!
First we need to remember the following.

Now substitute both of the formulas.

Work out the parenthesis.

And finally collect terms.

~ Hope this helps you!
Answer:
Option A.
Step-by-step explanation:
12 cm, 17cm, 25 cm
They are equal because you can measure the percentage as a decimal with a maximum of 1.
8 pencils = 1 package
28 children need pencils
Each child gets 4 pencils
28x4 = 112 (pencils needed)
112/8 = 14 packages needed.
Answer:
1/3=33.33%?
Step-by-step explanation:
the only math I see is 1/3 and a random 0 near O's