-33 is a rational number. It is an integer with a definitive stopping point (by this I mean it is not a decimal number with endless repeating digits).
Step-by-step explanation:
You can set up a proportion.
Let x be the number of pencils needed.

Solve for x.
x = 9444.44 pencils (round it up to 9445 pencils if you need a whole number)
13 red, 5 blue, 7 green...for a total of 25
percentage of green ones is : 7/25 = 0.28 = 28% <==
Answer: look at the picture that the answer to it
Step-by-step explanation: Hope this help :D