初中模擬試題
For Form 3 (junior secondary) in HK or Year 9 (International Schools, or UK).
Quiz Summary
0 of 21 questions completed
Questions:
 1
 2
 3
 4
 5
 6
 7
 8
 9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Results
0 of 21 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Categories
 HK: dse 0%
 HK: tsa 0%
 1
 2
 3
 4
 5
 6
 7
 8
 9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 Answered
 Review

Question 1 of 21
1. Question
$ 8(2)1 = $
CorrectIncorrect 
Question 2 of 21
2. Question
A pie chart showing the expenditure of Paul and Molly in Jan 2015. Which statement below must be correct?
CorrectIncorrect 
Question 3 of 21
3. Question
Which of the following is correct?
CorrectIncorrect 
Question 4 of 21
4. Question
Sean is \(x\) years old. Alice is 3 times as old as Sean. 5 years later, Alice will be of age
CorrectIncorrect 
Question 5 of 21
5. Question
Identify whether each of the following is factorization or expansion. \[\begin{array}{rcl} \text{(i)} && (x+1)(x+3) \\[0.5em] &=&x^2+4x+3 \\[0.4em] \text{(ii)}& & x^2 + 5x + 6 \\[0.5em] &=&(x+2)(x+3) \end{array}\]
CorrectIncorrect 
Question 6 of 21
6. Question
Solve graphically \[\left\{\begin{array}{rcl}x1&=&2y\\3x+y&=&10\end{array}\right.\]
CorrectIncorrect 
Question 7 of 21
7. Question
Find the length of AB in the diagram below:
CorrectIncorrect 
Question 8 of 21
8. Question
The weight of Mike is measured to be 30 kg correct to the nearest kg. Which of the following could be Mike’s actual weight?
CorrectIncorrect 
Question 9 of 21
9. Question
A straight line L of slope 3/2. Find the straight line parallel to line L.
Line \( L_1 \) \( L_2 \) \(L_3 \) \( L_4 \) Slope \( \frac{3}{2} \) \( \frac{2}{3} \) \( \frac{3}{2} \) \( \frac{2}{3} \) CorrectIncorrect 
Question 10 of 21
10. Question
In the diagram below, which of the following is an obtuse angle?
CorrectIncorrect 
Question 11 of 21
11. Question
Provided that \( \enspace x \geq y \, , \ \) which of the following is true?
CorrectIncorrect 
Question 12 of 21
12. Question
In the diagram, AB \(\parallel\) CD. Find the corresponding angles.
CorrectIncorrect 
Question 13 of 21
13. Question
The cumulative frequency polygon below shows the lecture hours provided by 500 university professors. Extra annual leave will be given to those professors who have lectured 600 or more hours. How many professors will have extra annual leave?
CorrectIncorrect 
Question 14 of 21
14. Question
A sphere has diameter 12 cm. Find its surface area correct to 1 decimal place.
CorrectIncorrect 
Question 15 of 21
15. Question
After enlargement of the map below, any change in the (i) size and (ii) shape?
CorrectIncorrect 
Question 16 of 21
16. Question
Find out the pair of congruent triangles.
CorrectIncorrect 
Question 17 of 21
17. Question
In triangle ∆ABC below, D is the midpoint of BC. What is AD?
CorrectIncorrect 
Question 18 of 21
18. Question
A cylinder of base radius 10 cm and height 12 cm. Find its surface area.
CorrectIncorrect 
Question 19 of 21
19. Question
Tom walks through route AB of length \(5m\). The vertical distance BC is \(3m\) and the horizontal distance AC is \(4m\). Find the gradient of the route AB.
CorrectIncorrect 
Question 20 of 21
20. Question
Two similar cones having heights 4 cm and 2 cm respectively. If the volume of the large cone is V \(\rm cm^3\), then the volume of the small one is:
CorrectIncorrect 
Question 21 of 21
21. Question
$ \textrm{If } \dfrac{a}{x} + \dfrac{b}{y} = 5, \textrm{ then } x = $
CorrectIncorrect