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sarmandi Group Title

a 80 cm tall sunflower increases its length by 5% per day during a sunny period. a) how much growing sunflower in a week?

  • one year ago
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  1. punnus Group Title
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    there is a method of successive % change which can be applied here. But you will have to apply it 4 times as it is only valid for 2 quantities. \[a +b +\frac{ ab }{ 100 }\] Where a and b are percentages.

    • one year ago
  2. sarmandi Group Title
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    solve it plz :D ,

    • one year ago
  3. satellite73 Group Title
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    \[80(1.05)^7\]

    • one year ago
  4. punnus Group Title
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    The Better way is that you follow @satellite73, @sarmandi His method is easy and quick.

    • one year ago
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