Correct Answer: D. \(\frac{11}{24}\)

Explanation

n = 3, \(\frac{1}{(n-1)!} - \frac{1}{(n+1)!} = \frac{1}{(3-1)!} - \frac{1}{(3+1)!}\)

= \(\frac{1}{2} - \frac{1}{24} = \frac{12 -1}{24}\)

= \(\frac{11}{24}\)

Correct Answer: C. AB

Correct Answer: B. Distribution function

Explanation

(a) Current Assets: N N

(i) Stocks 38,000

Debtors 25,000

Cash in hand 10,00073.000

(ii) current liabilities

creditors 30,000

Bank overdraft 5,000 35,000

(iii) working capital:

current assets - current liabilities

= 73,000 - 35,000 = 38,000

(b) Current assets are assets which can change from cash to stock at will. It is also known as the circulating capital.

(c) The significance of calculating the working capital is primarily to know the extent to which a business can meet its financial obligations as they become due. It is used to ascertain the extent of the business solvency.

Correct Answer: A. blunt

Correct Answer: D. 1000Nm^-2

Explanation

\(P_2 = \frac{p_1 \times T_2}{T_1} = \frac{500 - 520}{65}\)

= 1000Nm^-2

Correct Answer: D. Cirque

Correct Answer: A. Number of molecules

Correct Answer: C. foreign exchange control

Explanation

Foreign exchange control is the procedure by which a government intervenes in the foreign exchange market, banning or restricting sales and purchases of local currencies by non-residents as well as sales and purchases of foreign currencies by residents. This is one of the techniques used by the central bank for its monetary policies.

Explanation

(a) Name two light industries and two heavy industries

Light Industries;

— Food processing

— Pharmaceutical

— Printing

— Paper

— Textile

— Leather Household goods

— Electronics

— Matches

— Office consumables, etc.

Heavy Industries

— Iron and steel

— Ship building

— Cement manufacturing

— Motor assembly plants Petro chemical industry

— Copper

— Aluminium

— Refinery

—Aircraft

— Machine tools

(b) Factors to be considered before locating an industry in a particular place

— Proximity to source of raw materials

— Proximity to labour (skilled and unskilled) Regular power supply

—Adequate capital

— Large market

—Adequate transport network Political stability

— Government policy.

(c) Contributions of manufacturing industries to the economy of Nigeria

— Employment opportunities

— Income to industrialists

— Revenue to government Manpower development

— Promotes international trade

— Diversification of the economy Growth of ancillary services

— Increase in Gross National Product (GNP) Control of inflation

— Transfer of technology

— Funding of education and research Conservation of foreign exchange

— Improving standard of living.