Answer :

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Answer:

For number 1, the answer is 40%.

Step-by-step explanation:

  1. You use 1.75 - 1.25 which is 0.5
  2. You use the 0.5 divided by 1.25 times 100.
  3. So the formula for this type of question should be:

Increase = New Number - Original Number

% increase = Increase ÷ Original Number × 100

I hope this helps!

Number 5is 40 Number 6 is 14.29% Number 7 is 225 Number 8 is 7.14 Number 9 is First work out the difference (increase) between the two numbers you are comparing Then diviner the increase your the original number and multiply the answer by 100. % increase =increase/Original Number 100. If your answer is a negative number,then this is a percentage decrease I hope this helped let me know