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 1021:

In the diagram MN is a chord of a circle KMN centre O and radius 10cm. If < MON = 140o, find, correct to the nearest cm, the length of the chord MN.
Options:
A) 19cm
B) 18cm
C) 17cm
D) 12cm
Show Answer
The correct answer is A .
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Question 1022: If y = x2 - (1/x). find dy/dx
Options:
A) 2x - (1/x2)
B) 2x + x2
C) 2x - x2
D) 2x + (1/x2)
Show Answer
The correct answer is D .
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Question 1023: Find y, if + y = 0
Options:
A) 3
B) 7
C) 1
D) 5
Show Answer
The correct answer is D .
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Question 1024: Find the tax on an income of N20,000 if no tax is paid on the first N10,000 and tax is paid at N50 in N1000 on the next N5000 and at N55 in N1000 on the remainder
Options:
A) N500
B) N552
C) N255
D) N525
Show Answer
The correct answer is D .
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Question 1025: Find the non-zero positive value of x which satisfies the equation = 0
Options:
A) 2
B) 4
C) √3
D) √2
E) 1
Show Answer
The correct answer is A .
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Question 1026:

The shaded portion in the graph is represented by
Options:
A) y + x - x 0, y - x 0
B) y - x + x, 3 0, y - x 0
C) y + x - 3 0, y + x 0
D) y - x + x3 0, y + x 0
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The correct answer is C .
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Question 1027: Find the value of k if the expression kx3 + x2 - 5x - 2 leaves a remainder 2 when it is divided by 2x + 1
Options:
A) 10
B) 8
C) -10
D) -8
Show Answer
The correct answer is C .
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Question 1028: If the lines 2y - kx + 2 = 0 and y + x - k/2 = 0 Intersect at (1, -2), find the value of k
Options:
A) -4
B) -3
C) -2
D) -1
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The correct answer is C .
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Question 1029:
Find the infinity, the sum of the sequence 1, , ()2, ()3,...
Options:
A) 10
B) 9
C)
D)
Show Answer
The correct answer is A .
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Question 1030: Find the probability of selecting a figure which is a parallelogram from a square, a rectangle, a rhombus, a kite and a trapezium
Options:
A)
B)
C)
D)
Show Answer
The correct answer is A .