To solve percent problems, use the following dictionary.

Replace 'what' with x.

Replace 'is' with the equal sign.

Replace 'percent' with divide by 100, /100.

Replace 'of' with the multiplication symbol, *.

What is twenty percent of seventy?

x = 20/100*70

Thirty is what percent of ninety?

30 = x/100*90

Twenty is sixty percent of what number?

20 = 60/100*x

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