Ahmadu Bello University Mathematics Post Utme Past Questions and Answers

Question 6 :

If sin (x- a) = Cos(x + a), then tan is ____________

A. 0.8
B. 0 .75
C. 1.0
D. 6.28

Question 7 :

Simplify 11011₃

A. \(10100_3\)
B. \(1100_2\)
C. \(1110_3\)
D. \(1011_2\)

Question 8 :

A binary operation x is defined on R, the set read numbers by xy =√XY=√XY for all X,YER. lf X*(2*8)=6, find x ____________

A. 2
B. 4
C. 9
D. 10

Question 9 :

Find the mean deviation of 5, 8, 7 and 2.

A. O
B. 2
C. 5
D. 10

Question 10 :

The volume of two similar solid cubes are 729cm³ and 512cm². Find the ratio of their lengths

A. 4:3
B. 9:7
C. 3:2
D. 9:8