The triangle ABC above shows the angle of
elevation of the top, B,
of a tower, BC, from A, to be 30°.
AB = 40 m. The length of BC is
2. Question | Chemistry
The two main protein groups are globular and:
3. Question | Information Technology
__________ is a temporary holding area for data, application program instructions, and the operating system.
4. Question | Physics
When a metal wire carries an electric current, charges flow through it.The moving charges are:
5. Question | Mathematics
After a 5% discount, an article is sold for
$475. The price before the discount was
6. 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?
7. Question | Mathematics
Which of the following sets has a finite
number of members?
8. Question | Integrated Science
We do not see an object if rays of light from it are focussed on the blind spot because:
9. Question | Mathematics
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?
10. Question | English A
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
The biased reporter is concerned not so much with the truth of what he writes, as with its credibility.
11. Question | Physics
What would be the best materials to use for making the coil and the core of an electromagnet?
12. Question | Integrated Science
The wall of the heart is made of:
13. Question | Mathematics
How many grams are in 2.5 kilograms?
14. Question | Chemistry
Reactive metals such as potassium react with water to give hydrogen and:
15. Question | Chemistry
A salt that is anhydrous contains no:
16. Question | Mathematics
The sizes of the interior angles of a polygon
are x°, 2x°, 60°, 3x° and 36°. What is the
value of x ?
17. Question | Integrated Science
The density of seawater is:
18. Question | Mathematics
A store charges 6% VAT on all sales. What
is the total cost of a shirt marked at $30 ?