ICSE Board Practice

ICSE Grade VIII - Factors and Multiples
Question 1
1.
    • What is the number that divides
    • {3302,794,2642}
    • leaving a remainder of
    • 2
  • 132
  • 130
  • 133
  • 134
  • 131
Question 2
2.
    • Find the HCF of
    • {15,25}
  • 7
  • 4
  • 5
  • 3
  • 6
Question 3
3.
Find all common factors of 35 , 8 and 28
  • {1,8}
  • {1,5}
  • {1}
  • {8}
  • {35}
Question 4
4.
The common multiples of 7 and 3 =
  • {21,42,63,84,153}
  • {21,42,63,84,105}
  • {42,63,84,105,71}
  • {21,42,84,105,94}
  • {21,42,63,84,92}
Question 5
5.
The factors of 64 =
  • {4,8,16,32,64,9,1}
  • {1,2,4,8,16,32,64,15,63}
  • {1,2,4,8,16,32,64,15}
  • {1,2,4,8,16,32,64}
  • {1,2,8,16,32,64,15}
Question 6
6.
The common multiples of 3 and 7 =
  • {21,42,63,105,119}
  • {21,42,63,105,50}
  • {21,42,63,105,118}
  • {21,42,63,105,167}
  • {21,42,63,84,105}
Question 7
7.
    • What is the number that divides
    • {7565,1355,4505}
    • leaving a remainder of
    • 5
  • 90
  • 91
  • 89
  • 88
  • 93
Question 8
8.
    • Find the LCM of
    • {360,400}
  • 3600
  • 3602
  • 3599
  • 3598
  • 3601
Question 9
9.
Find all common factors of 43 and 3
  • {1,43}
  • {3}
  • {1,3}
  • {1}
  • {43}
Question 10
10.
    • Find the L.C.M of
    • 8

      6
      ,
      8

      18
  • 4

    3
  • 2
  • 5

    3
  • 1