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I have 6 questions.
4% of what number is 28?
0.8% of what number is 4?
200% of what number is 108?
30% of 290 is what number?
14.2 is 35.5% of what number?
18 is what percent of 30?

Please write them out in a proportion form. I need these before 3:10 for a test! Ty