Post Utme University Of Lagos Mathematics Past Questions and Answers

Question 91:

√9 x √9 = ?

A. 9
B. -9
C. 9i
D. -9i

Question 92:

What comes next in the sequence: 1, 2, 6, 22, ...?

A. 82
B. 84
C. 86
D. 88

Question 93:

If a_n = (-1)ⁿ/2n-1, then a₄ = ?

A. 1/3
B. 1/5
C. 1/7
D. 1/9

Question 94:

The cost of production of an article is made up as follows

Labour N70

Power N15

Materials N30

Miscellaneous N5

Find the angle of the sector representing labour in a pie chart.

A. 210°
B. 105°
C. 175°
D. 150°

Question 95:

What is the 31th term of the sequence: 1, 4, 7, 10, ...?

A. 90
B. 91
C. 92
D. 93