CBSE Class 10 Mathematics Question Paper 2016 with Answer Key (March 19, Set 1- 30/1/1)

CBSE X Questions

• 1.

  The dimensions of a window are 156 cm \(\times\) 216 cm. Arjun wants to put grill on the window creating complete squares of maximum size. Determine the side length of the square and hence find the number of squares formed.
  

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• 2.

  Which structure in a leaf is mainly responsible for gaseous exchange?

  • Xylem
    
  • Stomata
    
  • Phloem
    
  • Cuticle
    
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• 3.

  For any natural number n, \( 5^n \) ends with the digit :
  

  • 0
    
  • 5
    
  • 3
    
  • 2
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• 4.

  Prove that \(2 + 3\sqrt{5}\) is an irrational number given that \(\sqrt{5}\) is an irrational number.
  

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• 5.

  Show the formation of ionic compound CaO with electron dot structure.

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• 6.

  A trader has three different types of oils of volume \(870 \text{ l}\), \(812 \text{ l}\) and \(638 \text{ l}\). Find the least number of containers of equal size required to store all the oil without getting mixed.
  

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