4
3
2
1
Correct answer is C
x(4 - x) 4x - x2 \(\frac{dy}{dx}\) = 4 - 2x \(\frac{dy}{dx}\) = 0 2x = 4 x = \(\frac{4}{2}\) = 2
A cylindrical motor of height 12cm has uniform thickness of 2cm. If the diameter of its outer cross ...
PMN and PQR are two secants of the circle MQTRN and PT is a tangent. If PNR = 110o and PMQ = 55o, fi...
If 27x = 9y. Find the value of \(\frac{x}{y}\)...
In the figure PQR a straight line segment, PQ = QT. Triangle PQT is an isosceles triangle, < SRQ is ...
The grades of 36 students in a class test are as shown in the pie chart. How many student has excell...
Evaluate, correct to the nearest whole number \(7\frac{1}{2}-\left(2\frac{1}{2}+3\right)\div\frac{33...
In a triangle PQT, QR = \(\sqrt{3}cm\), PR = 3cm, PQ = \(2\sqrt{3}\)cm and PQR = 30°. Find angle...
If 2257 is the result of subtracting 4577 from 7056 in base n, find n ...
A solid metal cube of side 3 cm is placed in a rectangular tank of dimension 3, 4 and 5 cm. What vol...
In the diagram, PTR is a tangent to the centre O. If angles TON = 108°, Calculate the size of angle...
Abstract Reasoning Questions and Answers
Logical Reasoning Questions and Answers
Situational Judgement Questions and Answers
Spatial Reasoning Questions and Answers
Quantitative Reasoning Questions and Answers
Data Interpretation Questions and Answers
Personality Test
Microsoft Office Questions and Answers
Nigeria General Knowledge Questions and Answers
Typing Speed and Accuracy Test
Verbal Reasoning Questions and Answers
Puzzles Questions and Answers
Numerical Reasoning Questions and Answers
See all →