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Q: If a 36 cm thread is used to wrap a book, lengthwise twice and breadth wise once, what is the size of the book ?

  • 1
    288 sq.cm
  • 2
    188 sq.cm
  • 3
    144 sq.cm
  • 4
    244 sq.cm
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Answer : 1. "288 sq.cm"
Explanation :

Answer: A) 288 sq.cm Explanation: Length of the thread is 36 cms. length wise twice breath wise once then totally thrice.so 36/3 = 12.so length is 12 x 2 = 24 cmsbreath is 12 cmsArea of the book = length x breath = 24 x 12 = 288 sq.cm

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