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 51: The locus of a point equidistant from two points p(6,2) and R(4,2) is a perpendicular bisector of PR passing through
Options:
A) (2,5)
B) (5,2)
C) (1,0)
D) (0,1)
Show Answer
The correct answer is B .
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Question 52:
The grades A1, A2, A3, C4 and F earned by students in a particular course are shown in the pie chart. What percentage of the students obtained a C4 grade?
Options:
A) 52.0
B) 43.2
C) 40.0
D) 12.0
Show Answer
The correct answer is D .
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Question 53:
The graph is shown is correctly represented by
Options:
A) y = x2 - x - 2
B) y = x2 - 3x + 2
C) y = x2 - x - 1
D) y = x2 + x - 2
Show Answer
The correct answer is A .
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Question 54: Simplify
Options:
A) 17-√7
B) 4-√7
C) 15+√7
D) 7-√7
Show Answer
The correct answer is B .
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Question 55:
A sum of money was invested at 8% per annum simple interest. If after 4 years the money amounts to ₦330.00. Find the amount originally invested
Options:
A) ₦180.00
B) ₦165.00
C) ₦150.00
D) ₦250.00
E) ₦200.00
Show Answer
The correct answer is D .
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Question 56:
Find the probability that a number selected at random from 21 to 34 is a multiple of 3
Options:
A)
B)
C)
D)
Show Answer
The correct answer is C .
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Question 57: The graph of f(x) = x2 - 5x + 6 crosses the x-axis at the points
Options:
A) (-6, 0), (-1, 0)
B) (-3, 0), (-2,0)
C) (-6, 0),(1, 0)
D) (2, 0), (3, 0)
Show Answer
The correct answer is D .
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Question 58: If a = 2, b = -2 and c = -, evaluate (ab2 - bc2)(a2c - abc)
Options:
A) 2
B) -28
C) -30
D) -34
Show Answer
The correct answer is D .
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Question 59: Find the mean deviation of 1, 2, 3 and 4.
Options:
A) 2.5
B) 2.0
C) 1.0
D) 1.5
E) 1.2
Show Answer
The correct answer is C .
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Question 60: If y = 3 sin(-4x), dy/dx is
Options:
A) 12x cos (4x)
B) -12x cos (-4x)
C) -12 cos (-4x)
D) 12 sin (-4x)
Show Answer
The correct answer is C .