UNIZIK Mathematics 2014/2015 Day 1 Past Questions

Practice each question, then open it to see the full details.

The sum of 3 7/8 and 1 1/3 is more than the difference between 3/8 and 1 2/3 by

A.3 11/12
B.5 1/4
C.1 1/2
D.0
E.8 1/8

(1.28x10⁴) (6.4x10²) equals

A.2x10^-5
B.2x10^-1
C.2x10⁰
D.2x 10¹
E.2x10⁵

A father in now three times as old as his son. Twelve years ago, he was six times as old as his son. How old arc the son and the father?

A.20 and 45
B.100 and 150
C.45 and 65
D.35 and 75
E.20 and 60

Evaluate and correct to 4 decimal places: 827.51 x 0.015

A.8.8415
B.12.4127
C.124.1265
D.12.4120
E.114.1265

Solve the equation: (log₃X)² - 6log₃X + 9 = 0

A.27
B.9
C.1/27
D.18
E.81

A N560.7 is shared in the ratio 7:2:1. What is the smallest share?

A.N392.49
B.N56.70
C.N113.40
D.N112.14
E.N56.07

Simplify: 3 - 2 / 4/5 + 1/2

A.1 3/4
B.-1
C.1
D.3
E.48.

A stick of 250cm is measured as 255cm. The percentage error is

A.55
B.10
C.5
D.4
E.2

Without the use of tables, find the numerical value of log₇49 + log₇(1/7)

A.1
B.2
C.3
D.7
E.0

Okey sold his car to Obi at a profit of 10%. Obi sold it for 209 at a loss of 5%. How much did the car cost'?

A.N200
B.N196
C.N180
D.N205
E.N150