ICSE Board Practice

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ICSE Grade VI - Factors and Multiples
Question 1
1.
    • Find the prime factorization of
    • 10976
  • 2 3
     
    		✕
    7 3
     
  • 5 5
     
    		✕
    7 3
     
  • 2 5
     
    		✕
    7 4
     
  • 2 4
     
    		✕
    7 3
     
  • 2 5
     
    		✕
    7 3
     
Question 2
2.
The factors of 10 =
  • {1,2,5,10}
  • {1,5,9,2}
  • {1,2,5,10,6}
  • {2,5,10,6}
  • {1,2,5,10,6,9}
Question 3
3.
The factors of 97 =
  • {97,96}
  • {96,2}
  • {1,97,2}
  • {1,97}
  • {1,97,96,2}
Question 4
4.
    • Find the HCF of
    • {45,21,9}
  • 6
  • 2
  • 1
  • 4
  • 3
Question 5
5.
Find all common factors of 7 and 41
  • {1,41}
  • {41}
  • {1}
  • {7}
  • {1,7}
Question 6
6.
The common multiples of 9 , 4 and 8 =
  • {72,144}
  • {72,98}
  • {144,154}
  • {144,149}
  • {144,7}
Question 7
7.
    • Find the prime factorization of
    • 91
  • 7
    		✕
    13
  • 7
    		✕
    15
  • 7
    		✕
    13 2
     
  • 6
    		✕
    13
  • 7
    		✕
    10
Question 8
8.
The common multiples of 7 and 5 =
  • {35,70,140,175,29}
  • {35,70,105,140,156}
  • {35,70,105,140,175}
  • {35,70,140,175,48}
  • {35,70,140,175,144}
Question 9
9.
The multiples of 9 =
  • {9,18,27,36,45,54,55,28}
  • {9,18,27,36,45,54}
  • {18,36,45,54,8,46}
  • {9,18,27,36,45,54,35}
  • {18,27,36,45,54,46}
Question 10
10.
The multiples of 16 =
  • {16,32,48,64,80,96,17,31}
  • {16,32,48,64,80,96}
  • {48,64,80,96,79,47}
  • {16,32,48,64,80,96,63}
  • {16,32,48,80,96,31}