From the top of a vehicle cliff 20m high, a boat at sea can be sighted 75m away and on the same horizontal position as the cliff. Calculate, correct to the nearest degree, the angle of depression of the boat from the top of the cliff.

• A. 56°
• B. 75°
• C. 16°
• D. 15°

Which of the following substances is a mixture?

• A) granulated sugar
• B) sea water
• C) sodium chloride
• D) Iron fillings

When alkynes are hydrogenated completely, they produce compounds with the general molecular formula

• A. C_nH_n
• B. C_nH 2_2n+2
• C. C_nH_2n
• D. C_nH_2n-2

What is the value of r if the distance between the point (4,2) and (1,r) is 3 units?

• A. 1
• B. 2
• C. 3
• D. 4

Military might is a major determinant of a country's _______

• A. independence
• B. democracy
• C. foreign policy
• D. wealth

For semi conductor to have negative temperature coefficient of resistance implies that

• A. their resistance decrease with temperature
• B. The resistance increase with temperature
• C. their resistance is constantly changing with temperature
• D. they have electrons and holes at high temperature

Which vertebra has a projection on the centrum called odontoid process?

• A) Atlas
• B) Axis
• C) Thoracic
• D) Lumber

In the question below choose the optionnearest in meaning to the underlined word or phrase: The officer refused to betaken in by the report given by the private

• A. won over
• B. drawn in
• C. overtaken
• D. deceived

The Slide Rule is accurate to

• A. 1-2 decimal places
• B. 3-4 decimal places
• C. 5 decimal places
• D. 6 decimal places

The system of agriculture practice which involves hunting, gathering and growing of food crops for family consumption only is described as?

• A. peasant agriculture
• B. plantation agriculture
• C. co-operative farming
• D. subsistence farming