$x is divided among three boys, Romon, Deven and Adam, in the ratio 2 : 3 : 7, respectively. If Adam gets $28, what is the value of x ?

A plastic that softens every time it is heated is said to be:

Which of the following may contribute to group cohesion in the Caribbean?

1. Clear goals
2. Special privileges
3. Similar interests
4. Shared values

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

A liquid compound that conducts electricity is:

A current of 2 mA is flowing through a wire. How long will it take for 6 coulombs of charge to pass?

The density of seawater is:

Boiling and evaporation both involve a liquid turning into a vapour (i.e. a gas).The following statements relate to water.Which one is NOT true?

__________ is a primary storage device that may be programmed and reprogrammed by the user.

Demersals are fish that are found:

Most plant and animal cells contain:

Why is testing a leaf for starch a reliable indication that photosynthesis has taken place?

Iron chloride can be prepared from the reaction of iron and:

All of the following are possible consequences of global warming EXCEPT for:

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

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

A man bought a shirt at a sale. He saves $30 on the normal price when he paid $120 for the shirt. What was the percentage discount on the shirt?

When testing a leaf for the presence of starch, the correct sequence of procedures is:

In the diagram of a section through a synovial joint, the part labelled X represents the:

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