All of the following devices are commonly used non-impact printers EXCEPT __________.

Tooth decay can be caused by:

When limestone is heated strongly it changes into:

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

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

The biased reporter is concerned not so much with the truth of what he writes, as with its credibility.

An example of an air pollutant is:

THE ITEM is based on the following statement.

John, Simon and Harry are cousins who live in the same house.

Which of the following terms BEST describes their relationship?

How many subsets does the set {a, b, c, d, e} have?

Powders react faster than lumps because they have:

The scientific name of an organism is derived from its:

When black copper oxide is heated with carbon, brown copper metal is produced, which means that compared to copper, carbon is the:

Enzymes are called biological catalysts because they:

The major plant nutrients written as NPK refer to phosphorus, nitrogen and:

A flame test colour of red could indicate the presence of a compound of:

If an increase of 20% will change the price of an item to $480, what is the original price of the item?

A shopkeeper buys 24 CD players for a wholesale price of $1800. At what price per CD player must she sell to make a profit of 10% on her cost?

The workplace should be:

Which of the following devices are MOST LIKELY to be used at an airport for border control activities?

1 mole of gas occupies 24 litres at room temperature and pressure, so the number of moles in
72 litres is: