德望學校 – S1數學 1B Chapter 14 Simple Statistical Diagrams and Graphs (I) – CQ (11-16)

試卷答案:

1. a) 
   
   b)
   
   c) x = 4 (or 3)
       y = 5 (or any value from 5 to 9)
2. a)
   
   b) The group of drivers with age 26-35 obtains a higher overall score because more drivers (11 out of 12) get 50 marks or above. 
   c) \(20\dfrac{5}{6}%\)
3. a)
   
   b)
   
4. a i)
   
     ii) 5 cm
    iii) 179.45 ≤ any value < 179.5
   b) Her height increases from 12 years old to 16 years old, and then remains unchanged from 16 years old to 18 years old. 
5. a) 36°
   b) 70%
6. a) x = 3 and y = 5
   b i)
   
      ii) 72°

< 返回 德望學校 – 中一數學考試真題 主頁 >