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8 February, 06:47

400% of a number is 45. Find the number

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  1. 8 February, 06:57
    0
    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
  2. 8 February, 07:04
    0
    The answer is is 180
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