Solved UPSC CDS/OTA Question
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Q · Mensuration Medium · 45s
A well of 11.2m diameter is dug 8m deep. The earth taken out has been spread all round it to a width of 7 m to form a circular embankment. Find the height of this embankment.
TopicMensuration
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Final Answer: Option A — 1.97