Hello there!
First, you must convert 200 grams to kilograms
200/1000 = 0.2
so now you must muliply 0.2 * 4.40
0.2 * 4.40
0.2 * 4.40 = 0.80
You will pay 80 cents.
I hope I helped!
~ Fire
*NOTE* You always need to remember to convert your units when doing these kinds of problems. Remember: grams are not the same is kilograms.