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11 July, 11:32

A number was increased by 2% to £78.03

What was the number before this increase?

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Answers (2)
  1. 11 July, 12:01
    0
    (x + (2% * x) = 78.03

    Simplify:

    (x + 0.02x) = 78.03

    1.02x = 78.03

    Divide 1.02 to both sides:

    x = 76.5
  2. 11 July, 13:20
    0
    78+2% = 78.05

    78.03+0.02 = 78.05
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