Find all median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108 and 119

• A. 131
• B. 125
• C. 123
• D. 120

If 4y is 9 greater than the sum of y and 3x, by how much is greater than x?

• A. 3
• B. 6
• C. 9
• D. 12

In the following sentence, there is one underlined word and one gap. From the list of words lettered A to D, choose the one that is most nearly opposite in meaning to the underlined word and that will, at the same time, correctly fill the gap in the sentence.

Michael isstingy but his brother is _______

• A. generous
• B. kind
• C. humane
• D. hospitable

The Ogboni cult in the Yoruba pre colonial Adminstration played the role of

• A. The Judiciary
• B. The legislature
• C. The Executive
• D. Police

One of the rules that guides international marketing is____

• A. import restriction
• B. memorandum of association
• C. company's annual report
• D. articles of association

The new Convenant was unique because it was

• A. written on tablets of stone
• B. written upon the hearts of men
• C. brought down from Mount Zion
• D. issued at God's own initiative

A man was travelling from Lagos to Ibadan in a bus and on the opposite side of the road a woman was travelling to Lagos from Ibadan in another bus. Suddenly a car passed the bus the man was travelling in. The car overtaking them appears slow even though it is overtaking them because

• (a) the car is not really fast
• (b) the difference between the speed of the car and that of the bus is small
• (c) the car slowed down when he got to the bus
• (d) the driver of the car was no longer paying attention to his driving

What type of relationship exists in the large intestine of the sheep, between bacteria and the sheep?

• A. Symbiosis
• B. Commensalism
• C. Predation
• D. Parasitism

(a) Outline the procedures for the treatment of water for town supply.

(b) (i) Statetwo main impurities present in bauxite.

(ii) Giveone reason why bauxite is usually preferred as the ore for the extraction of aluminium.

(iii) Outline the manufacture of aluminium form purified bauxite.

(c) (i) Explainbriefly the termfine chemical industry.

(ii) Statetwo differences between afine chemical and a heavy chemical.

(d) (i) Write a balanced chemical equation for the combustion of coal.

(ii) If 5.4 g of coal is burnt completely, calculate the amount of oxygen measured at s.t.p. that would be required for the combustion.

[C = 12.0, O = 16.0, Molar volume of a gas at s.t.p. = 22.4 dm\(^3\)]

(e) Nametwo substances which can be used as electrodes during the electrolysis of acidified water.

Which of the following takes place when firms producing at different stages in the same industry combine?

• A) conglomeration
• B) vertical integration
• C) horizontal integration
• D) cartel