A man's regular pay is $3 per hour up to 40 hours. Overtime is twice the payment for regular time. If he was paid $168, how many hours overtime did he work?
3. Question | Chemistry
In metals, the particles forming the structure are all:
4. Question | Chemistry
One example of an emulsifying agent is:
5. Question | English A
Instructions: Choose the one NEAREST in MEANING to the original sentence.
If students' efforts are rewarded they would be encouraged to work harder.
6. Question | Chemistry
When potassium burns in chlorine, the material that is oxidised is called:
7. 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.
8. Question | Mathematics
In a school of 910 pupils, 3/7 are boys and 2/5 of the boys wear glasses. How many
boys wear glasses?
9. Question | Biology
Oxygen is carried around the body by the:
10. Question | Biology
Asexual reproduction produces:
11. Question | Chemistry
We can separate an insoluble solid from a liquid using:
12. Question | Chemistry
In a titration the long tube with a volume scale is a:
13. Question | Integrated Science
When testing a leaf for the presence of starch, the correct sequence of procedures is:
14. Question | Mathematics
The table shows the distribution of the ages
of 25 students.
What is the probability that a student chosen
at random is AT LEAST 13 years old?
15. Question | Mathematics
$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 ?
16. Question | Chemistry
At 20 ℃ all of the halogens are:
17. Question | Physics
A ripple travels over the surface of some water. Its wavelength is 2 m, its amplitude is 0.1 m and
its frequency is 0.5 Hz.The speed of the ripple is:
18. Question | Integrated Science
Absolute zero is:
19. Question | Biology
Which of the following substances contains the elements carbon, hydrogen, oxygen and
nitrogen?
Ⅰ DNA
Ⅱ carbohydrates
Ⅲ lipids
Ⅳ proteins