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 701:
If M varies directly as N and inversely as the root of P. Given that M = 3, N = 5 and P = 25. Find the value of P when M = 2 and N = 6.
Options:
A) 36
B) 63
C) 47
D) 81
Show Answer
The correct answer is D .
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Question 702: A cylindrical pipe 50cm long with radius 7m has one end open. What is the total surface area of the pipe?
Options:
A) 749m2
B) 700m2
C) 350m2
D) 98m2
Show Answer
The correct answer is A .
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Question 703: The determinant of matrix in terms of x is
Options:
A) -3x2 - 17
B) -3x2 + 9x - 1
C) 3x2 + 17
D) 3x2 - 9x + 5
Show Answer
The correct answer is B .
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Question 704: A sum of money invested at 5% per annum simple interest amounts to $285.20 after 3 years. How long will it take the same sum to amount to $434.00 at 7% per annum simple interest?
Options:
A) 7 years
B) 10 years
C) 5 years
D) 12 years
E) 14 years
Show Answer
The correct answer is B .
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Question 705:
The pie chart shows the allocation of money to each sector in a farm. The total amount allocated to the farm is ₦ 80 000. Find the amount allocated to fertilizer
Options:
A) ₦ 35, 000
B) ₦ 40,000
C) ₦ 25,000
D) ₦ 20,000
Show Answer
The correct answer is D .
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Question 706: If p varies inversely as the cube of q and q varies directly as the square of r, what is the relationship between P and r?
Options:
A) p varies directly as r3
B) p varies directly as r6
C) p varies as 6
D) p varies inversely as r6
Show Answer
The correct answer is D .
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Question 707:
The pie chart shows the income of a civil servant in a month. If his monthly income is N600, find his monthly basic salary
Options:
A) N2000
B) N2600
C) N3100
D) N3450
Show Answer
The correct answer is A .
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Question 708: What is the value of k if the mid-point of the line joining (1 - k, - 4) and (2, k + 1) is (-k , k)?
Options:
A) -3
B) -1
C) -4
D) -2
Show Answer
The correct answer is A .
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Question 709: The value of is
Options:
A) 0.019
B) 0.0019
C) 0.00019
D) 0.000019
E) 0.0278
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The correct answer is E .
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Question 710: A binary operation defines on the set of positive integers is such that x y = 2x - 3y + 2 for all positive integers x and y. The binary operation is
Options:
A) commutative and closed on the set of positive integers
B) neither commutative nor closed on the set of positive integers
C) commutative but not closed on the set of positive integers
D) not commutative but closed on the set of positive integers
Show Answer
The correct answer is B .