Which of the following relations is represented by the graph shown above?

All of the following are non-metals EXCEPT for:

When aluminium is extracted by electrolysis, cryolite is added to:

Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.

We could reach the survivors neither by boat or by plane, and so we abandoned our search as futile.

The decimal equivalent of ³/₈ is

Which of the relations represented below are functions?

Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.

There is hardly a point to our knocking as no one is not at home.

Which conclusion can be drawn from the table?

How much simple interest is due on a loan of $240 for two years if the annual rate of interest is 4 per cent?

The gross profit of a firm is $3,600, bad debts $100, rent paid $120, rent prepaid $20, general expenses $80 and discount received $110. The net profit is

0.045 × 10^-3 in scientific notation is

Instructions: Choose the one NEAREST IN MEANING to the original sentence.

The Europeans who were not well off were those who came to the West Indies in search of wealth.

A relationship between two organisms where one organism derives benefits from the relationship and the other organism derives no benefit, but is not harmed, is called:

To make cell walls, plants must have:

The empirical formula, C₆H₁₂O₆, gives the simplest ratio as:

Urea is made from surplus proteins in:

A man's regular pay is $3 per hour up to 40 hours. Overtime is twice the payment for regular time. If he was paid $168, how many hours overtime did he work?

When rotated through 90° about the origin in a clockwise direction, the image of the point (3, 1) is

Which of the following is the Highest Common Factor of 18, 24 and 36?

If a reaction takes 50 seconds at 25 ℃, then at 50 ℃ the time for the reaction in seconds is likely to be about: