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30 is what percent of 40?

30 of 40 is 75%

Reference: Percentage Calculator

Working out percentages

  1. 30 of 40 can be wriiten as:
    30/40
  2. Multiply both numerator & denominator by 100

    30/40 × 100/100 = 75/100 = 75%

    If you are using a calculator, simply enter 30÷40×100 which will give you 75 as the answer.

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