Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.
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Question 161: The locus of a dog tethered to a pole with a rope of 4m is a
Options:
A) circle with diameter 4m
B) circle with radius 4m
C) semi-circle with diameter 4m
D) semi-circle with radius 4m
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The correct answer is B .
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Question 162: The value of x + x ( xx) when x = 2 is
Options:
A) 16
B) 10
C) 18
D) 24
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The correct answer is B .
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Question 163:
In the diagram, HK is parallel to QR, PH = 4cm and HQ = 3cm. What is the ratio of KR:PR?
Options:
A) 7:3
B) 3:7
C) 3:4
D) 4:3
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The correct answer is B .
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Question 164:
In the diagram, the base diameter is 14cm while the height is 12cm. Calculate the total surface area if the cylinder has both a base and a top.[]
Options:
A) 836cm2
B) 308cm2
C) 528cm2
D) 154cm2
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The correct answer is A .
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Question 165:
At what points does the straight line y = 2x + 1 intersect the curve y = 2x2 + 5x - 1?
Options:
A) (-2, -3) and(, 2)
B) (1, 0), (1, 3)
C) (4, 0) and (0,1)
D) 2, 0) and (0,1)
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The correct answer is A .
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Question 166: A survey of 100 students in an institution shows that 80 students speak Hausa and 20 students speak Igbo, while only 9 students speak both language. How many students speak neither Hausa nor Igbo?
Options:
A) orange
B) 9
C) 11
D) 20
Show Answer
The correct answer is B .
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Question 167:
In the diagram, PQRs is a circle with 0 as centre and PQ/RT. If RTS = 32. Find PSQ
Options:
A) 32
B) 45
C) 58
D) 90
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The correct answer is C .
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Question 168:
Find the value of x for which the function 3x3 - 9x2 is minimum
Options:
A) zero
B) 2
C) 3
D) 5
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The correct answer is B .
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Question 169:
Use the graph of the curve y = f(x)to solve the inequality f(x) 0
Options:
A) -1 x 1, x 2
B) x -1, 1 x 2
C) x -1, 1 x 2
D) x 2, -1 x 1
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The correct answer is B .
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Question 170: The difference between the length and width of a rectangle is 6cm and the area is 135cm2. What is the length?
Options:
A) 25cm
B) 18cm
C) 15cm
D) 24cm
E) 27cm
Show Answer
The correct answer is C .