The graph above shows the cumulative frequency curve of the distribution of marks in a class test. What percentage of the students scored more than 20 marks?

• A. 68%
• B. 28%
• C. 17%
• D. 8%

Which of the following metals does not react with water to produce hydrogen?

• A. Copper
• B. Potassium
• C. Sodium
• D. Zinc

Which of the following is not an insect?

• (a)spider
• (b)termite
• (c)goat
• (d)moth

When a sample of water was boiled, it lathered more readily with soap. it can be concluded that the sample most likely contained

• A. magnesium tetraoxosulphate (VI)
• B. suspended solids
• C. Organic impurities
• D. calcium hydrogentrioxocarbonate (IV)

The dominant device used in drama is

• A. stage direction
• B. dialogue
• C. characterisation
• D. solioquy

The expression ax² + bx + c equals 5 at x = 1. If its derivative is 2x + 1, what are the values of a, b, c respectively?

• A. 1, 3, 1
• B. 1, 2, 1
• C. 2, 1, 1
• D. 1, 1, 3

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.

Anoptimist wears a smile most of the time but ...........goes about with a long face

• A. an oculist
• B. an activist
• C. a pacifist
• D. a pessimist

The number of Makkan soldiers that took part in the battle of Uhud was

• A. 2000
• B. 3000
• C. 4000
• D. 1000

Select the option that best explains the information conveyed in the sentence. Uche is full of himself?

• A. He is conceited
• B. He is complete
• C. He is a rich man
• D. He is careful

Which of the following substances when boiled with aqueous solution of sodium hydroxide would be hydrolyzed? i. Protein ii. Fat iii. Polythene

• A. i
• B. ii
• C. i and ii
• D. ii and iii