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 1371: If the 9th term of an A.P is five times the 5th term, find the relationship between a and d.
Options:
A) 2a + 2 = 0
B) 3a + 5d = 0
C) a + 3d = 0
D) a + 2d = 0
Show Answer
The correct answer is C .
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Question 1372:
Find all real number x which satisfy the inequality (x + 1) - 1 > (x + 4)
Options:
A) x < 11
B) x < -1
C) x > 6
D) x > 11
Show Answer
The correct answer is D .
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Question 1373: What is the mean deviation 0f 3, 5, 8, 11, 12 and 21?
Options:
A) 37
B) 60
C) 10
D) 4.7
Show Answer
The correct answer is D .
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Question 1374:
The perimeter of an isosceles right-angledtriangle is 2 meters. Find the length of its longer side.
Options:
A) 2 -
B) -4 + 3
C) It cannot be determined
D) -2 + 2 m
Show Answer
The correct answer is D .
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Question 1375: Make x the subject of the relation =
Options:
A)
B)
C)
D)
Show Answer
The correct answer is B .
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Question 1376:

The result of tossing a fair die 120 times is summarized above. Find the value of x
Options:
A) 19
B) 20
C) 21
D) 22
Show Answer
The correct answer is B .
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Question 1377: The probability of an event P is while that of another event Q is . If the probability of both P and Q is . What is the probability of either P or Q.
Options:
A)
B)
C)
D)
Show Answer
The correct answer is C .
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Question 1378: 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 1379:

The diagram above is the graph of the function f(x). Determine the range of values of x for which f(x) 0.
Options:
A) x 2
B) 0 x 2
C) -2 x 0, x 2
D) x -2, 0 x 2
Show Answer
The correct answer is C .
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Question 1380: For an arithmetical sequence, the first term is 2 and the common difference is 3. Find the sum of the first 11 terms
Options:
A) 157
B) 187
C) 197
D) 200
Show Answer
The correct answer is B .