Jamb 2015 Mathematics Past Questions And Answers

Note: You Can Select Post UTME Schools Name Below The Exam Year.
1

Find the value of x if \( [ 1 ÷ 64^{(x + 2)}]= [4^{(x − 3)} ÷ 16^x ] \)

  • A. \( \frac{3}{2} \)
  • B. \( \frac{2}{3} \)
  • C. \( \frac{1}{3} \)
  • D. \( -\frac{3}{2} \)
View or Post an Explanation 10990 (0)JAMB 2015
2

Simplify √30 × √40

  • A. 10 √3
  • B. 5 √3
  • C. 20 √3
  • D. 15 √3
View or Post an Explanation 11024 (0)JAMB 2015
3

Solve x2 − 2x − 3 = 0

  • A. x = 2 or 1
  • B. x = 3 or -1
  • C. x = 1 or 0
  • D. x = 1 or 2
View or Post an Explanation 10994 (0)JAMB 2015
4

Determine the third term of a geometrical progression whose first and second term are 2 and 54 respectively

  • A. 1458
  • B. 1485
  • C. 1345
  • D. 1258
View or Post an Explanation 11011 (0)JAMB 2015
5

Find the x and z intercepts of the graph of 3x - z ≤ 9

  • A. (3, -9)
  • B. (-3, 9)
  • C. (-3, -9)
  • D. (-3, 0)
View or Post an Explanation 10851 (0)JAMB 2015
6

The volume of a cylinder whose height is 4cm and whose radius 5cm is equal to (Ï€ = 3.14)

  • A. 3.13cm2
  • B. 145cm2
  • C. 314cm2
  • D. 214cm2
View or Post an Explanation 10997 (0)JAMB 2015
7

Simplify 1¼ ÷ (2 ÷ ¼ of 28)

  • A. 1 \( \frac{3}{8}\)
  • B. 2 \( \frac{3}{4}\)
  • C. 4 \( \frac{3}{8}\)
  • D. 3 \( \frac{1}{5}\)
View or Post an Explanation 10836 (0)JAMB 2015
8

A man bought a car for N800 and sold it for N520. Find his loss per cent

  • A. 15%
  • B. 25%
  • C. 35%
  • D. 10%
View or Post an Explanation 11004 (0)JAMB 2015
9

Simplify \( [1 ÷ (x^2 + 3x + 2)] + [1 ÷ (x^2 + 5x + 6)] \)

  • A. \( \frac{2}{(x + 1)^2} \)
  • B. \( \frac{2}{(x + 1)(x + 2} \)
  • C. \( \frac{2}{(x + 1)(x + 2} \)
  • D. \( \frac{2}{(x + 1)(x + 3} \)
View or Post an Explanation 10933 (0)JAMB 2015
10

The sum of two numbers is 5; their product is -14. Find the numbers.

  • A. x = 5 or 1
  • B. x = 7 or 1
  • C. x = 7 or 0
  • D. x = 7 or − 2
View or Post an Explanation 11028 (0)JAMB 2015