WAEC (WASSCE) Commerce Past Questions & CBT Practice

In the figure above, YZ represents

1. A.excess demand✓ Correct
2. B.excess supply
3. C.equilibrium quantity
4. D.equilibrium price

In each of the following sentences, there is one word underlined and one gap. From the list of words lettered A - D, choose the word that is most nearly opposite in meaning to the underlined word and that will, at the same time, correctly fill the gap in the sentences. Some outspoken social critics live a........... family life

1. A.reserved
2. B.happy
3. C.boisterous
4. D.still✓ Correct

Which of the following is not a feature of labour?

1. A.It is an active factor
2. B.It is highly mobile
3. C.Its reward is wages or salaries
4. D.Its efficiency depends on its size✓ Correct

Choose the word that contains the sound represented by the given phonetic symbol /ʊ/

1. A.hook
2. B.juice
3. C.cool✓ Correct
4. D.souse

Which of the following is used extensively in manufacturing photographic chemicals?

1. A.Aluminium chloride
2. B.Zinc chloride
3. C.Silver chloride✓ Correct
4. D.Mercury (ll) chloride
5. E.lron (ll) chloride

A cell of e.m.f. 1.5V is connected in series with a resistor of resistance 3.0$\Omega$. A voltmeter connected across the cell registers 0.9V. Calculate the internal resistance of the cell

1. A.2.0$\Omega$.
2. B.3.0$\Omega$.
3. C.5.0$\Omega$.
4. D.6.0$\Omega$.

After the sentence, a list of possible interpretations of all or part of the sentence is given. Choose the interpretation you consider appropriate for the sentence. She tried to throw dust in my eyes

1. A.blow dust into my eyes
2. B.fight me
3. C.rebuke me
4. D.mislead me✓ Correct
5. E.make me blind

From the words or groups of words lettered A to E below the sentence, choose the word or group of words that is nearest in meaning to the underlined word or phrase as it is used in the sentence. Her eloping with the man is a stigma to the family

1. A.disgrace✓ Correct
2. B.pride
3. C.calamity
4. D.disappointment
5. E.disaster

(a) Explain the following terms: (i) storage device; (ii) virtual memory. (b) Two storage devices have capacities 2KB and 2MB respectively. (i) Calculate the number of bits that each of 2KB and 2MB can hold. 2 KB: 2 MB (i) Putting the two storage together, calculate the total capacity in bytes.

If T = {prime numbers} and M = {odd numbers} are subsets of $\mu$  = {x : 0 < x ≤ 10} and x is an integer, find (T$^{\prime}$ n M$^{\prime}$).

1. A.{4, 6, 8, 10}✓ Correct
2. B.{1. 4, 6, 8, 10}
3. C.{1, 2, 4, 6, 8, 10}
4. D.{1, 2, 3, 5, 7, 8, 9}