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Eighty percent of what number is 36?

Answer :

Let x be the number

80% of x = 36

[tex]\frac{80}{100}\times x=36[/tex][tex]\frac{80x}{100}=36[/tex]

Multiply both-side by 100

[tex]80x\text{ = 3600}[/tex]

Divide both-side by 80

[tex]x=45[/tex]

The number is 45