In the figure above, for which point is the x-coordinate positive and the y-coordinate negative?

The marked price of a stove was $520. A worker bought the stove on hire-purchase by making a down payment of $100, and twelve monthly payments of $40 each.
How much could she have saved if she had bought the stove for the marked price?

Which of the following device interfaces integrates the device controller into the disk or CD drive?

The halogen, bromine, at room temperature is a:

When metals react with acids they give a salt and:

Which of the following are natural barriers to infection?
Ⅰ tears
Ⅱ skin
Ⅲ stomach acid
Ⅳ mucus

The main taxonomic groups in order, starting with the largest, are:

Instructions: Choose from the four suggested answers the word which is closest to OPPOSITE in meaning to the underlined word.

As a result of the need for trained staff, the firm had to dismiss several workers.

The number of electrons in a full electron shell is:

All of the following are components of an ecosystem EXCEPT for:

The two main protein groups are globular and:

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?

If ƒ : x → x² + 1, then ƒ(-3) is

The wall of the heart is made of:

When potassium burns in chlorine, the material that is oxidised is called:

When dilute sulphuric acid is electrolysed the two gases produced are hydrogen and:

Which of the following would play an important part in a government′s efforts to increase consumption of locally produced food?

Which one of the following is NOT a function of the placenta?

Simple sugars are called monosaccharides because:

In the equation, carbon monoxide + oxygen → carbon dioxide, a reactant is: