Under perfect competition, the short-run supply curve of a firm is determined by its

• A. total cost curve
• B. marginal cost curve
• C. average fixed cost curve
• D. average cost curve

When Jack, James, Jim and Jane stand by age, Jack being the youngest stands first while James brings up the rear. However, when they stand by height, Jim being the shortest stands first while James comes to the third spot. In both lines Jane remains at the second position. Who is immediately younger than James?

• A. Jack
• B. James
• C. Jim
• D. Jane

Use the information below to answer this question

A machine bought for ₦35,000 was estimated to have a life span of 5 years with a scrap value of ₦9000.

The yearly depreciation using the straight-line method would be

• A. ₦5200
• B. ₦800
• C. ₦6500
• D. ₦4400

A term which indicates that a share is temporary suspended is

• A) Ex-dividend
• B) Un-dividend
• C) Bond
• D) stock

Which of the following is not an element of weather?

• A. condensation
• B. cloud cover
• C. rainfall
• D. sunshine

The latitude which marks the lines of the sun's apparent movement north and south of the equator is?

• A. 66 1/2°
• B. 60 1/2°
• C. 45 1/2°
• D. 23 1/2°

The rule of accounting equation requires that account payable should be placed under

• A. equities
• B. assets
• C. capital
• D. liabilities

Which of the following processes is an endothermic reaction?

• A. Dissolving NH₄CI crystals in water
• B. Addition of concentrated H₂SO₄
• C. Dissolving NaOH pellets in water
• D. Passing SO₃ gas into water

A crop not requiring more than 750mm annual rainfall is most suitable for cultivation in

• A. Rain forest
• B. Sahel savanna
• C. Sudan savanna
• D. Guinea savanna

The major export crops produced in the West African sub-region include

• A. coffee,pepper,tomato and groundnut
• B. cotton,cassava,coffee and ginger
• C. cocoa,rubber,groundnut and cotton
• D. cocoa, coffee, cashew and tomato