Mathematics: Percentage, Time and Work, Averages, Profit and Loss, Ratios
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Questions and Answers

Si un producto costava $80 e su preu de vendita esseva $100, qual es le percentual de profito?

  • 20% (correct)
  • 25%
  • 30%
  • 15%

Si le medie de 5 numeros es 20. Si un del numeros es eliminate, le medie de le quatro numeros remanente deveni 15. Qual es le numero eliminate?

  • 20
  • 10
  • 15
  • 25 (correct)

What is 20% of 80?

  • 20
  • 18
  • 24
  • 16 (correct)

If it takes 6 hours for 3 persons to complete a task, how many hours will it take for 5 persons to complete the same task?

<p>3 (B)</p> Signup and view all the answers

If the cost price of an item is $60 and the selling price is $75, what is the profit percentage?

<p>25% (B)</p> Signup and view all the answers

Match the following fractions to their equivalent percentage:

<p>1/4 = 25% 1/2 = 50% 3/4 = 75% 1/5 = 20%</p> Signup and view all the answers

Match the following percentage increases with their corresponding final amounts:

<p>A 20% increase from $50 = $60 A 30% increase from $80 = $104 A 15% increase from $200 = $230 A 40% increase from $120 = $168</p> Signup and view all the answers

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