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22 Jul 2020, 05:24
Kudos
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
15%
(low)
Question Stats:
88% (00:43) correct
12%
(00:56)
wrong
based on 40
sessions
History
Date
Time
Result
Not Attempted Yet
How many layers of gold leaf, each 0.00001 inch thick, would be required to cover an object with a coating of gold leaf 0.1 inch thick? .
(A) 100,000
(B) 10,000
(C) 1,000
(D) 100
(E) 10
(A) 100,000
(B) 10,000
(C) 1,000
(D) 100
(E) 10
22 Jul 2020, 05:46
Kudos
Bookmarks
Thickness of Each Gold Leaf = 0.00001 inch
Coating of Gold Required = 0.1 inch
=> Let total no. of gold leaf required be x
=> 0.00001 * x = 0.1
=> x = \(\frac{0.1}{0.00001}\) = \(\frac{0.10000}{0.00001}\)
= \(\frac{10000}{00001}\) = 10,000
So, answer will be B
Hope it helps!
Coating of Gold Required = 0.1 inch
=> Let total no. of gold leaf required be x
=> 0.00001 * x = 0.1
=> x = \(\frac{0.1}{0.00001}\) = \(\frac{0.10000}{0.00001}\)
= \(\frac{10000}{00001}\) = 10,000
So, answer will be B
Hope it helps!
