Arrange the number of people who commute to work (in '000s) and the private to public transport percentages.

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Understand the Problem

The question is asking to arrange the number of people commuting to work and their respective percentages using private and public transport for two different years, based on the provided data and bar graph.

Answer

Year 1: Private Transport 150 (50%), Public Transport 150 (50%); Year 2: Private Transport 263.6 (86.43%), Public Transport 41.4 (13.57%).
Answer for screen readers
  • Year 1:

    • Total Commute: 300 (000's)
    • Private Transport: 150 (50%)
    • Public Transport: 150 (50%)
  • Year 2:

    • Total Commute: 305 (000's)
    • Private Transport: 263.6 (86.43%)
    • Public Transport: 41.4 (13.57%)

Steps to Solve

  1. Identify Total Commuters in Each Year
    The total number of commuters in Year 1 is 300,000 (150,000 using public transport and 150,000 using private transport).
    In Year 2, the total number of commuters can be calculated as follows:

    • Number of people commuting to work in Year 2 = Number in Year 1 + 5,000
      $$ 300,000 + 5,000 = 305,000 $$
  2. Calculate Public Transport Commuters for Year 2
    We know that 41,400 used public transport in Year 2. Thus, the percentage can be calculated as follows:

    $$ \text{Percentage of public transport} = \frac{\text{Public transport commuters}}{\text{Total commuters in Year 2}} \times 100 $$
    $$ = \frac{41,400}{305,000} \times 100 \approx 13.57% $$

  3. Calculate Private Transport Commuters for Year 2
    The remaining commuters used private transport. Thus, we calculate:

    • Private transport in Year 2
      $$ \text{Private transport} = \text{Total commuters} - \text{Public transport} $$
      $$ = 305,000 - 41,400 = 263,600 $$

    • The percentage can be calculated similarly:
      $$ \text{Percentage of private transport} = \frac{\text{Private transport commuters}}{\text{Total commuters in Year 2}} \times 100 $$
      $$ = \frac{263,600}{305,000} \times 100 \approx 86.43% $$

  4. Simplify the Data for Both Years
    To summarize the results:

    • Year 1:

      • Private Transport: 150,000 (50%)
      • Public Transport: 150,000 (50%)
    • Year 2:

      • Private Transport: 263,600 (86.43%)
      • Public Transport: 41,400 (13.57%)
  • Year 1:

    • Total Commute: 300 (000's)
    • Private Transport: 150 (50%)
    • Public Transport: 150 (50%)
  • Year 2:

    • Total Commute: 305 (000's)
    • Private Transport: 263.6 (86.43%)
    • Public Transport: 41.4 (13.57%)

More Information

In Year 1, the number of commuters was evenly split between private and public transport. In contrast, by Year 2, the data shows a shift toward private transport, indicating a change in commuting preferences possibly due to factors like convenience or available options.

Tips

  • Miscalculating the total number of commuters by not adding the increase properly.
  • Confusing the percentages by not using the correct total number when calculating the public and private transport ratios.

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