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A farmer has 45 acres of land and plants 17 apple trees on each acre. How many trees in total did the farmer plant?
2 answers:
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<h2><u>Direct answer</u> :</h2>
Width of the enlarged photograph = 14 cm
<h2><u>Steps to derive the correct answer</u> :</h2>Length of a small photograph = 6 cm
Width of a small photograph = 4 cm
Length of the photograph when enlarged = 21 cm
Let the width of the photograph when enlarged be x.
Which means :
Thus, the value of x = 14
Therefore, the width of the enlarged photograph = <u>14 cm</u>
The approximate margin of error is 4%.
Using the formula given and our information, we have:
Using the formula given and our information, we have: