Items bought by a trader for $80 are sold for $100. The profit expressed as a percentage of cost price is

Which of the following tests describes the test for glucose?

Given ƒ : x -> 3x - 1, and g : x -> x², then ƒg(-2) =

Which of the following is NOT found dissolved in plasma?

Which of the following are aspects of the socialization process?

Ⅰ. Reproduction
Ⅱ. Religious teaching
Ⅲ. Recreational activity

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

The sizes of the interior angles of a polygon are x°, 2x°, 60°, 3x° and 36°. What is the value of x ?

If US$1.00 is equivalent to J$120.00, how much in US$ would one get for J$9600?

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

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.

All of these reactions are exothermic EXCEPT for:

In the diagram, B is due north of A; C is east of B, and AB = BC.

The interest rate on investments in a bank decreased from 8 ¹/₂ per cent per annum to 6 per cent per annum. The difference in annual interest on a deposit of $2 000 is

The optimum temperature for enzyme action is:

A molecule of ethene can be described as all of these EXCEPT for:

A collection of several tissues which carry out a particular function is called:

The marked price of a bicycle was $260. A man bought the bicycle on hire-purchase by making a down payment of $100, and twelve monthly payments of $16 each. How much could he have saved if he had bought the bicycle for the marked price?

In electrolysis the anode is the:

The common name for ascorbic acid is:

Which of the following would NOT be used in conserving the environment in the Caribbean?