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90% of what number is 45? Please explain how you got answer.
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90% of what number is 45? Please explain how you got answer.

User Hans Dash
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1 Answer

7 votes
let the number be x

90 % of x = 45

(90x/100) = 45

x = 45 x 100/90

x = 50
User Thiago Baldim
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