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?

Genetic engineering involves:

Healthy individuals are beneficial to a country′s development because such individuals are likely to be

Asexual reproduction produces:

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 following figures are taken from a manufacturing account.


The cost of tie year's production of finished goods is

In the reactivity series of metals the order is: sodium, calcium, magnesium, aluminium, which means that the most reactive metal is:

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

Hormonal methods of contraception work by:

In the Venn diagram above, the shaded portion represents

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

Atherosclerosis is a process in which:

A reaction that gives out heat is said to be:

A rectangular tank is 50 cm long, 50 cm wide and 10 cm deep. The volume of liquid it will hold is

Which of the following is a subset of {b, c, d}?

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

You look through a microscope to view the Brownian motion of smoke in a container of air. Which one of the following statements is NOT true?

Which one of the following is NOT a receptor in the body?

A contractor completed five-ninths of a job before a second contractor completed an additional one-third. What fraction of the job is left undone?

Herbicides are used to destroy: