Which of the following is a function of the Central Bank of Nigeria?

• A. serving as a custodians of important valuables
• B. giving advice to customers
• C. serving as banker's bank
• D. creating credit

According to Jeremiah, the new covenant is based on

• A. circumcision
• B. providence
• C. righteousness
• D. restoration

A contract for the sale of goods involved the?

• A. producer, seller and the buyer of goods
• B. offering of goods to customers
• C. transfering of the title to goods for money
• D. exchange of goods

The benefits that result from concentrating similar firms in an area is referred to as

• A. external diseconomies of scales
• B. internal diseconomies of scales
• C. internal economies of scales
• D. external economies of scales

The primary function of non-bank financial institutions is to

• A. manage investment portfolios for government
• B. mobilize savings for investment
• C. grant loans to banks
• D. receive deposits from banks

The police reform all the following functions except ________

• A. Public execution of law breakers
• B. prosecuting law breakers
• C. protection of life and property
• D. enforcement of law and order

(a) Find the angle between the vectors \(a = \begin{pmatrix} -3 \\ 4 \end{pmatrix}\) and \(b = \begin{pmatrix} -8 \\ -15 \end{pmatrix}\).

(b) Given that \(a = (4N, 060°)\) and \(b = (3N, 120°)\), find, in component form, the unit vector along \(a - b\).

The characteristic of draught animals which does not influence traction effort is

• A. age
• B. sex
• C. breed of animal
• D. meat quality

Which of the following is most advanced in the evolutionary trend of animals?

• A. Liverfluke
• B. Earthworm
• C. Snail
• D. Cockroach

The document that is used to acknowledge the acceptance of the return of goods by the seller from the buyer is known as

• A. credit note
• B. debit note
• C. invoice
• D. voucher