\(\begin{array}{c|c}

\text{Price N} & \text{Quantity sold} \\

5 & 15 \\

5 & 16 \\

5 & 17 \\

5 & 18 \\

\end{array}\)

Marginal revenue is

• A. N5
• B. N6
• C. N8
• D. N10

PQRS is rectangular cell with PQ perpendicular to the magnetic field as shown below. If a current flows in the the direction PQRS in what direction will the coil move

• A. Upwards
• B. Downwards
• C. Towards The North Pole
• D. Towards The South Pole

A nuclide emits a beta-particle (e) in the process, that atomic number

• A. increases by 1 while the mass numer remains constant
• B. decreases by 2 while the mass number remains constant
• C. remains constant while the mass number decreases by 2
• D. remains constant while the mass number increases by 1

Which of the following options best shows the arrangement of file structure? I File ll. Field III. Character IV, Record

• A. III, II, I and IV
• B. II, III, I and IV
• C. IlI, II, IV and I
• D. II, III, IV and I

A typical form of delegated legislation is

• A. an act
• B. a bill
• C. a decree
• D. a bye-law

PQRSTV is a regular polygon of side 7 cm inscribed in a circle. Find the circumference of the circle PQRSTV. A. 56 cm

• B. 22 cm
• C. 42 cm
• D. 44 cm
• D. 44 cm

Which of the following is not a characteristic of lines of longitude? They

• A. run from East to West
• B. converge at the poles
• C. run from north to south
• D. are used in calculating local time

The attachment of the embryo to the wall of the uterus is called

• A. Ovulation
• B. Implantation
• C. Gametogenesis
• D. Placentation

The variation in the volume of water in a river over time is known as its?

• A. regime
• B. discharge
• C. fluctuation
• D. velocity

If log\(_x\) 2 = 0.3, evaluate log\(_x\) 8.

• A. 2.4
• B. 1.2
• C. 0.9
• D. 0.6