Quantitative Aptitude Ques 1066

Question: What is the total surface area of a one side open cubical box of outer side of length 5 cm and thickness 0.5 cm?

Options:

A) $ 125cm^{2} $

B) $ 214cm^{2} $

C) $ 180cm^{2} $

D) $ 205cm^{2} $

Show Answer

Answer:

Correct Answer: A

Solution:

  • [a] Since, the outer edges of a cubical box is 5 cm.
    $ \therefore $ Surface area of the outer cubical box $ =5,{{(edge)}^{2}} $ $ =5,{{(5)}^{2}}=125,cm^{2} $
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