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.
-
Question 61:
Find the average of the first four prime numbers greater than 10
Options:
A) 20
B) 19
C) 17
D) 15
Show Answer
The correct answer is D .
-
Question 62: Factorize k2 - 2kp + p2.
Options:
A) (k +p)2
B) (k - p)2
C) k2 + p2
D) k2 - p2
Show Answer
The correct answer is B .
-
Question 63: Find cos4 x dx
Options:
A) sin 4x + k
B) - sin 4x + k
C) - sin 4x + k
D) sin 4x + k
Show Answer
The correct answer is D .
-
Question 64: A man bought wrist watch for ₦150 but was only able to sell it for ₦120. Find the loss per cent on the transaction
Options:
A) 25%
B) 11%
C) 20%
D) 80%
E) 30%
Show Answer
The correct answer is C .
-
Question 65: If M represents the median and D the mode of the measurements 5, 9, 3, 5, 7, 5, 8, then (M, D) is
Options:
A) (6, 5)
B) (5, 8)
C) (5, 7)
D) (5, 5)
E) (7, 5)
Show Answer
The correct answer is D .
-
Question 66: Simplify + +
Options:
A) 9r2
B) 12
C) 13r
D)
Show Answer
The correct answer is C .
-
Question 67:
The locus of pointsequidistant from a fixed point.
Options:
A) circle
B) perpendicular lines
C) straight line
D) bisector
Show Answer
The correct answer is A .
-
Question 68:
It takes 12 men 8 hours a day to finish a piece of work in 4 days. In how many days will it take 4 men working 16 hours a day to complete the same piece of work?
Options:
A) 6 days
B) 8 days
C) 10 days
D) 12 days
Show Answer
The correct answer is A .
-
Question 69: Find the value of x and y respectively if 3x - 5y + 5 = 0 and 4x - 7y + 8 = 0
Options:
A) -5, -4
B) -4,. -5
C) 4, 5
D) 5, 4
Show Answer
The correct answer is D .
-
Question 70: Given that 10x = 0.2 and log102 = 0.3010, find x
Options:
A) -1.3010
B) -0.6990
C) 0.6990
D) 1.3010
E) 0.02
Show Answer
The correct answer is B .