ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade VIII - Factors and Multiples
Question 1
1.
    • Find the HCF of
    • {960,80,1960,1320}
  • 42
  • 37
  • 39
  • 41
  • 40
Question 2
2.
    • Find the HCF of
    • {4,28,45}
  • 4
  • 1
  • 0
  • 2
  • (-1)
Question 3
3.
The factors of 71 =
  • {2,70}
  • {1,71,2,70}
  • {71,2}
  • {1,71,2}
  • {1,71}
Question 4
4.
The factors of 46 =
  • {1,2,23,46,45,3}
  • {1,46,22,45}
  • {2,23,46,3}
  • {1,2,23,46}
Question 5
5.
    • Find the HCF of
    • {200,560}
  • 41
  • 37
  • 40
  • 39
  • 43
Question 6
6.
    • Find the number of prime factors of
    • 2187
  • 3
  • 2
  • 4
  • 0
  • 1
Question 7
7.
    • Find the L.C.M of
    • 48
      12
      ,
      46
      22
  • 276
  • 551
  • 552
  • 1104
  • 553
Question 8
8.
Find the smallest perfect square which is divisible by each of the numbers 9,16,6
  • 1296
  • 288
  • 146
  • 144
  • 2305
Question 9
9.
The multiples of 14 =
  • {14,28,42,56,70,84,29,41}
  • {14,28,42,56,70,15}
  • {14,28,42,56,70,84,71}
  • {14,28,42,84,41,71}
  • {14,28,42,56,70,84}
Question 10
10.
    • Find the LCM of
    • {50,100}
  • 100
  • 98
  • 99
  • 101
  • 103