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Tuesday, 03 March 2026
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Mathematics Past Questions and Answers

Jamb Mathematics Questions

Question 26:
JAMB 2003
If y = 3 sin(-4x), dy/dx is
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  • A 12x cos (4x)
  • B -12x cos (-4x)
  • C -12 cos (-4x)
  • D 12 sin (-4x)
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Question 27:
JAMB 2003
Determine the maximum value of y = 3x2 - x3
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  • A Zero
  • B 2
  • C 4
  • D 6
View Answer & Explanation
Question 28:
JAMB 2003
By how much is the mean of 30, 56, 31, 55, 43 and 44 less than the median?
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  • A 0.75
  • B 0.50
  • C 0.33
  • D 0.17
View Answer & Explanation
Question 29:
JAMB 2003
The range of 4, 3, 11, 9, 6, 15, 19, 23, 27, 24,21 and 16 is
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  • A 16
  • B 21
  • C 23
  • D 24
View Answer & Explanation
Question 30:
JAMB 2003
Find the mean of the distribution above
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  • A 1
  • B 2
  • C 3
  • D 4
View Answer & Explanation

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