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 251:
The area of an ellipse is 132cm2. The length of its major axis is 14cm. Find the length of it minor axis.
Options:
A) 10.5cm
B) 5cm
C) 10cm
D) 12cm
Show Answer
The correct answer is D .
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Question 252:
In the cyclic quadrilateral above . Find < PRO
Options:
A) 70o
B) 20o
C) 50o
D) 30o
Show Answer
The correct answer is D .
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Question 253: Find the median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108 and 119
Options:
A) 131
B) 125
C) 123
D) 120
Show Answer
The correct answer is B .
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Question 254: One interior angle of a convex hexagon is 170o and each of the remaining interior angles is equal to xo. Find x
Options:
A) 120o
B) 110o
C) 105o
D) 102o
E) 100o
Show Answer
The correct answer is B .
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Question 255: If sec2 + tan2 = 3, then the angle is equal to
Options:
A) 30
B) 45
C) 60
D) 90
E) 105
Show Answer
The correct answer is B .
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Question 256: Given distribution of color beads: blue, black, yellow, white and brown with frequencies 1, 2, 3, 4, and 5 respectively. Find the probability that a bead picked at random will be blue or white.
Options:
A) 7/15
B) 2/5
C) 1/3
D) 1/15
Show Answer
The correct answer is C .
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Question 257: Evaluate (2.813 x 10-3 x 1.063) (5.637 x 10-2)
Options:
A) 0.056
B) 0.055
C) 0.054
D) 0.54
Show Answer
The correct answer is B .
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Question 258: Solve for r in the following equation + =
Options:
A) 3
B) 4
C) 5
D) 6
Show Answer
The correct answer is A .
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Question 259: What value of g will make the expression 4x2 - 18xy + g a perfect square?
Options:
A) 9
B)
C) 81y^2
D)
Show Answer
The correct answer is D .
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Question 260:
The pie chart above illustrate the amount of private time a student spends in a week studying various subjects. Find the value of k
Options:
A) 90
B) 60
C) 30
D) 40
Show Answer
The correct answer is C .