Range (4th)
  • 1. 10, 20, 15
A) 5
B) 10
C) not given
D) 45
  • 2. 20, 23, 17
A) 43
B) 7
C) not given
D) 22
  • 3. 9, 11, 22
A) 20
B) 43
C) 42
D) 13
  • 4. 55, 47, 54
A) 54
B) 167
C) 55
D) 11
  • 5. 22, 27, 30, 42
A) 25
B) 33
C) 20
D) not given
  • 6. 100, 200
A) 300
B) 250
C) 150
D) not given
  • 7. 4, 5, 6, 7, 8, 9, 3
A) 5
B) 42
C) 7
D) 6
  • 8. 5, 5, 5, 5, 8, 0, 0
A) not given
B) 8
C) 7
D) 5
  • 9. 52, 64
A) 12
B) not given
C) 109
D) 60
  • 10. 100, 90, 95, 105, 85
A) 100
B) 10
C) 20
D) 85
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