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Write down the amount that a customer who spends 2,5 hours at the mall will pay. Define the term "part thereof" in the given context. On a Black Friday special, customers only have to pay 75% of the usual tariff. Calculate the amount paid by a customer who spends 4,25 hours in the mall.

Mathematics

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1.1.1

  1. Identify the time spent by the customer.

    The customer spends 2.5 hours at the mall.

  2. Refer to Table 1 to find the parking tariff category for 2.5 hours.

    The time 2.5 hours falls into the "1-3 hours" category.

  3. Determine the rate for this category.

    The rate for "1-3 hours" is R10,00.
    The amount the customer will pay is R10,00.

    R10,00\boxed{\text{R10,00}}

    1.1.2
    The term "part thereof" in this context means that if a customer's parking duration exceeds a full hour or a specified time interval by any fraction, they will be charged for the entire subsequent hour or the full duration of the next time bracket.

    1.1.3

  4. Identify the time spent by the customer.

    The customer spends 4.25 hours in the mall.

  5. Refer to Table 1 to find the usual parking tariff category for 4.25 hours.

    The time 4.25 hours falls into the "4-5 hours" category.

  6. Determine the usual rate for this category.

    The usual rate for "4-5 hours" is R20,00.

  7. Calculate the amount paid on the Black Friday special.

    Customers pay 75%75\% of the usual tariff.

    Amount paid=0.75×R20,00\text{Amount paid} = 0.75 \times \text{R20,00} Amount paid=R15,00\text{Amount paid} = \text{R15,00}

    The amount paid by the customer is R15,00.

    R15,00\boxed{\text{R15,00}}

    1.2.1
    The data refers to the number of qualified teachers, which can only be counted in whole numbers.

    Discrete\boxed{\text{Discrete}}

    1.2.2

  8. Identify the number of qualified teachers.

    The total number of qualified teachers is 490 993490\,993.

  9. Write the number in words.

    Four hundred ninety thousand nine hundred ninety-three.

    Four hundred ninety thousand nine hundred ninety-three\boxed{\text{Four hundred ninety thousand nine hundred ninety-three}}

    1.2.3

  10. Identify the total number of teachers and the percentage of female teachers.

    Total teachers = 490 993490\,993.
    Percentage of female teachers = 68%68\%.

  11. Calculate the percentage of male teachers.

    Percentage of male teachers = 100%−68%=32%100\% - 68\% = 32\%.

  12. Calculate the number of male teachers.

    Number of male teachers=0.32×490 993\text{Number of male teachers} = 0.32 \times 490\,993 Number of male teachers=157 117.76\text{Number of male teachers} = 157\,117.76

    Since

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