2020 WAEC (WASSCE) Economics Past Questions

Simplify; $\sqrt{2}(\sqrt{6} + 2\sqrt{2}) - 2\sqrt{3}$

1. A.4
2. B.$\sqrt{3} + 4$✓ Correct
3. C.4 $\sqrt{2}$
4. D.4$\sqrt{3} + 4$

All the heat generated by a current of 2A passing through a resistor of 6Ω for 25s is used to evaporate 5 g of a liquid at its boiling point. What is the specific latent heat of the liquid?

1. A.60 Jg-1
2. B.120 Jg-1
3. C.300 Jg-1✓ Correct
4. D.360 Jg-1
5. E.1500 Jg-1

Choose the most appropriate option for the gap labelled [....79.....] above

1. A.shot✓ Correct
2. B.kick
3. C.play
4. D.dribble

Light travelling through a small pinhole usually does not make a shadow with a distinct sharp edge because of

1. A.diffraction
2. B.inteference✓ Correct
3. C.reflection
4. D.refraction

In the diagram, line $\overline{EC}$ is a diameter of the circle ABCDE. If angle ABC equals 158°, find ∠ADE

1. A.112
2. B.90
3. C.68✓ Correct
4. D.22

Sin 60° has the same value as I. Sin 120° II. cos 240° III. -sin 150° IV. cos 210° V. sin 240°

1. A.I only
2. B.II only✓ Correct
3. C.IV only
4. D.III only
5. E.IV and V only

From the words lettered A to D, choose the word that best completes the sentence. The unionists .......... the meeting with the management.

1. A.rejected
2. B.hindered
3. C.boycotted✓ Correct
4. D.banned

The local government administration in many West African countries is faced with a myriad of problems one of which is

1. A.A. employment retention
2. B.B. illiterate traditional authorities✓ Correct
3. C.C. unavailability of land
4. D.D. weak institution

In the sentence below, the word that recieves the emphatic stress is written in capital letters. From the words lettered A to D, choose the one to which the given sentence is the appropriate answer. The landlord refused to eject the TENANT.

1. A.Did the caretaker agree to eject the tenant?
2. B.Did the landlord refuse to eject the tenant?✓ Correct
3. C.Did the landlord refuse to acept the tenant?
4. D.Did the landlord refuse to eject the guest?

From the words lettered A to D, choose the one that has the correct stress. extravagant

1. A.EX-tra-va-gant
2. B.ex-TRA-va-gant✓ Correct
3. C.ex-tra-VA-gant
4. D.ex-tra-va-GANT