ABU Mathematics 2019/2020 Past Questions

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

Simplify: ${√{108} + √{125} - √{75}}$

A.√3 + 5√5
B.6√3 - 5√5
C.6√3 + √2
D.6√3 - √2

Simplify ${log √27}/{log81}$

A.1/6
B.3/8
C.1/2
D.3/4
E.2/3

A sector of a circle is bounded by two radii 7cm long and are of length 6cm. find the area of the sector.

A.42cm²
B.3cm²
C.21cm²
D.24cm²
E.12cm²

Solve: ${{y+1}/2 - {2y+1}/2 = 4}$.

A.Y = 19
B.Y = -1
C.y = -29
D.y = 29

Simplify 125^1/30

A.350
B.35
C.1/35
D.1/350
E.0

[INSERT EQUATION]A regular polygon has each of it angles as 160°. What is the number of sides of the polygon?

A.36
B.9
C.18
D.20

In a class, 37 students take at least one of Chemistry, Economics and Government, 8 students take Chemistry, 19 take Economics and 25 take Government. 12 students take Economics and Government but nobody takes Chemistry and Economics. How many students take both Chemistry and Government?

A.3
B.4
C.5
D.5

If log (x² + 9) - 2logx = 1, find the value(s) of x

A.1 or 2
B.-1 or 3
C.1 or- 2
D.1 or- 1
E.2 or 3

A man kept 6 black, 5 brown and 7 purple shirts in a drawer, What is the probability of him picking a purple shirt at random

A.1/7
B.7/18
C.11/18
D.7/11

A rectangular board has length 15cm and width xcm. If its sides are doubled, find its new area?

A.60xcm²
B.45xcm²
C.30xcm²
D.15xcm²