Jamb Mathematics Past Questions For Year 2015

Question 1

In a town of 6250 inhabitants, there were 62 births during 1984. Find the percentage birth rate

jamb 2015

  • A. 3%
  • B. 1.0%
  • C. 2.5%
  • D. 5.40%
View Answer and Explanation

Question 2

Simplify 1¼ ÷ (2 ÷ ¼ of 28)

jamb 2015

  • A. 1 \( \frac{3}{8}\)
  • B. 2 \( \frac{3}{4}\)
  • C. 4 \( \frac{3}{8}\)
  • D. 3 \( \frac{1}{5}\)
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Question 3

Factorize x²+ 9x + 20

jamb 2015

  • A. (x − 5) ²
  • B. (x + 5)(x + 4)
  • C. (x – 5)(x + 3)
  • D. (x + 3) ²
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Question 4

If three staff of Myschool Limited agreed to share their salary arrears in the ration of their ages, which are 18 years, 20 years, 22 years respectively. If the sum of the money collected is N120,000.00K, How much does the second staff received?

jamb 2015

  • A. N36,000
  • B. N44,000
  • C. N40,000
  • D. N15,000
View Answer and Explanation

Question 5

X and Y are two sets such that n(X) = 15, n(Y) = 12 and n{X ∩ Y} = 7. Find ∩{X ∪ Y}

jamb 2015

  • A. 21
  • B. 225
  • C. 15
  • D. 20
View Answer and Explanation