MathematicsA man donates 10 aluminum buckets to an orphanage. A bucket made of aluminum is of height 20cm and has its upper and lowest ends of radius 36cm and 21cm respectively. Find the costs of preparing 10 buckets if the cost of an aluminum sheet is Rs. 42 per 100cm, Square.


A man donates 10 aluminum buckets to an orphanage. A bucket made of aluminum is of height 20cm and has its upper and lowest ends of radius 36cm and 21cm respectively. Find the costs of preparing 10 buckets if the cost of an aluminum sheet is Rs. 42 per 100cm, Square.

  1. A
    Rs. 12467
  2. B
    Rs. 45798
  3. C
    Rs. 65367
  4. D
    Rs. 24631.20 

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    Solution:

    Find the cost of 1 Bucket:
    Find the cost of 10 Buckets
    Hence, Option (4) is the correct answer.
     
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