A boy 14 m tall, stood 10m away from a tree of height 12 m. Calculate, correct to the nearest degree, the angle of elevation of the top of the tree from the boy's eyes.

• A. 70°
• B. 47°
• C. 19°
• D. 8°

When 100g of liquids L1 at 78°C was mixed with Xg of liquid L2 at 50°C, the final temperature was 66°C. Given that the specific heat capacity of L2is half that of L1, find x

• A. 50g
• B. 100g
• C. 150g
• D. 200g

_________ led to the European merchant agenda for imperialism and smooth penetration of Nigeria

• A. The need to extend christianity in Africa
• B. Abolition of slave trade and the need for raw materials.
• C. Need for Africa civilization
• D. Need to help Nigeria become federation

Birds which are large with long straight pointed beaks, long necks and long legs are likely to be

• A. insect eaters
• B. fish catchers
• C. nectar feeders
• D. fruit eaters

A p-n junction diode is used as?

• A) a rectifier in a d.c circuit
• B) an amplifier in d.c circuit
• C) an anplifier in an a.c circuit
• D) a rectifier in an a.c circuit

The pattern of settlement distribution in the area is BEST explained in terms of the

• A. Drainage
• B. Slope
• C. Vegetation
• D. Soils

In the long run, all production factors are____________

• A. variable
• B. fixed
• C. semi-variable
• D. semi-fixed

Which of the following is concerned with actual production of goods and services?

• A. Commerce
• B. Trade
• C. Industry
• D. Service

Based on Ernest Hemingway's The Old Man and The Sea

The type of fish caught by Santiago after days of effort is

• A. geisha
• B. shark
• C. iris
• D. marlin

A pro forma invoice is NOT required when

• A. quoting for the supply of goods
• B. goods are sent on approval
• C. dealing regularly with a customer
• D. final prices are uncertain