Jamb Mathematics Past Questions and Answers

Question 1901:

• JAMB 2008

The cost of kerosine per liter increase from N60 to N85. What is the percentage rate of increase?

A. 42%
B. 41%
C. 40%
D. 25%

Question 1902:

• JAMB 2008

simplify \(16^{\frac{-1}{2}}\times 4^{\frac{-1}{2}} \times 27^{\frac{1}{3}}\)

A. ³/₈
B. ²/₃
C. ³/₄
D. ³/₂

Question 1903:

• JAMB 2008

If log_x¹/[sub]2[/sub]64 = 3, find the value of x

A. 4
B. 16
C. 32
D. 64

Question 1904:

• JAMB 2008

If \(\frac{1+\sqrt{2}}{1-\sqrt{2}}\) is expressed in the form of x+y√2 find the values of x and y

A. (-3, -2)
B. (-2, 3)
C. (3,2)
D. (2,-3)

Question 1905:

• JAMB 2008

If X = {n² + 1:n = 0,2,3} and Y = {n+1:n=2,3,5}, find X∩Y.

A. {1,3}
B. {5,10}
C. ∅
D. {4,6}