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?
2. Question | Principles Of Accounts
A machine costs $10,000. It has an expected life of six years and has a residual value Of $400. Using the straight-line method, what is the depreciation per annum?
3. Question | Biology
The animals shown in the diagram were
identified using a dichotomous key based
on the visible characteristics listed
below:
Ⅰ body shape
Ⅱ number of legs
Ⅲ number of wings
Ⅳ number of eyes
Ⅴ number of antennae
Which characteristics could be used to
divide the animals into two groups?
4. Question | Mathematics
The Item refer to the information below
The following scores were obtained by eleven
footballers in a goal-shoot competition:
The modal score was
5. Question | Chemistry
The metal used in food containers whose surface is protected by a strong oxide layer is:
6. Question | Biology
In a plant, water and dissolved minerals are transported in the:
7. Question | Physics
The specific heat capacity of a particular liquid is 3000 J kg-1 K-1. A large beaker containing
2 kg of the liquid has to be warmed from 25 ℃ to 35 ℃. A 100 W heater is used. If all the
thermal energy could be transferred to the liquid, how long would it take?
8. Question | Biology
In a food chain a plant is a producer because it produces:
9. Question | Physics
The air temperature on a particular day is 27 ℃. An air bubble trapped in a tube by a thread of
liquid is able to expand freely if it is heated.At what temperature would you expect the volume
of the air bubble to double?
10. Question | Information Technology
Which of the following devices are MOST LIKELY to be used at an airport for border control activities?
11. Question | Mathematics
In the diagram, B is due north of A; C is east
of B, and AB = BC.
12. Question | Chemistry
A salt that contains water of crystallisation is:
13. Question | Integrated Science
Water reabsorption is controlled by:
14. Question | Chemistry
Raising the temperature of a reversible reaction always encourages the:
15. Question | Integrated Science
The main parts of the human circulatory system are:
16. Question | Mathematics
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?
17. Question | Social Studies
The treaty which led to the establishment of CARICOM is an example of a
18. Question | Chemistry
One example of an emulsifying agent is:
19. Question | Mathematics
This question refers to the triangle PQR in
which angle QPR = 90°, PR = 12 cm and
PQ = 5 cm.
The length of QR, in cm, is
20. Question | Mathematics
Which of the relations represented below
are functions?
