RexeyPooh RexeyPooh

01-12-2017
Mathematics

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400% of a number is 45. Find the number

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filonie06 filonie06

01-12-2017

the answer is is 180

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ankastre ankastre

01-12-2017

400% = 400/100

Write an equation; 400% of which number is equal to 45

400/100x = 45
400x = 4500
x = 4500/400
x = 11.25 this is the number

Check (400x11.25) / 100 = 45

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