Question : A tree of height 50 m was cut so that the height of the tree was reduced by 10%. Find the present height of the tree.
Option 1: 45 m
Option 2: 35 m
Option 3: 25 m
Option 4: 15 m
Answer (1)
22nd Jan, 2024
Correct Answer: 45 m
Solution :
Previous height of tree = 50 m
Reduced by 10%
Present height of the tree = 90%
$\therefore$ Present height = $\frac{100-10}{100}\times$ previous height
= $\frac{90}{100}\times50$
= 45 m
Hence, the correct answer is 45 m.
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