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 1381: Factorize completely the expression abx2 + 6y - 3ax - 2byx
Options:
A) (ax - 2y)(bx - 3)
B) (bx + 3)(2y - ax)
C) (bx + 3)(ax - 2y)
D) (ax - 2y)(ax - b)
Show Answer
The correct answer is A .
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Question 1382: a cylindrical drum of diameter 56 cm contains 123.2 litres of oil when full. Find the height of the drum in centimeters
Options:
A) 12.5
B) 25.0
C) 45.0
D) 50.00
Show Answer
The correct answer is D .
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Question 1383: If a b = + , evaluate 2 (12 27)
Options:
A) 12
B) 9
C) 6
D) 2
Show Answer
The correct answer is C .
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Question 1384: Add the same number to the numerator and denominator of . If the resulting fraction is , then the number added is
Options:
A) 13
B) 14
C) 15
D) 12
E) 11
Show Answer
The correct answer is D .
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Question 1385:

The cumulative frequency curve represents the ages of ages of students in a school. What age group do 70% of the students belongs?
Options:
A) 17.5 - 20.5
B) 16.5 - 19.5
C) 15.5 - 19.5
D) 15.5 - 18.5
Show Answer
The correct answer is A .
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Question 1386: Factorize 4a2 - 12ab - C2 + 9b2
Options:
A) 4a(a - 3b) + (3b - c)2
B) (2a + 3b - c)(2a + 3b + c)
C) (2a - 3b + c)(2a - 3b - c)
D) 4a(a - 3b) + (3b + c)
Show Answer
The correct answer is C .
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Question 1387:
PQRS is a rhombus. If PR2 + QS2 = KPQ2, determine k
Options:
A) 1
B) 2
C) 3
D) 4
Show Answer
The correct answer is D .
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Question 1388:
From a point R, 300m north of P, a man walks eastward to a place Q which is 600m from P. Find the bearing of P from Q, correct to the nearest degree
Options:
A) 026°
B) 045°
C) 210°
D) 240°
Show Answer
The correct answer is D .
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Question 1389:
If the simple interest on a sum of money invested at 3% per annum for 2 years is ₦123, find the principal.
Options:
A) ₦676.50
B) ₦820
C) ₦1,640
D) ₦4,920
Show Answer
The correct answer is C .
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Question 1390: Find the sum of the first 20 terms of the series 8, 12, 16, ....., 96
Options:
A) 1400
B) 1040
C) 960
D) 920
Show Answer
The correct answer is B .