The ratio of blondes to brunettes in Ms. Sarni’s class is 2:3. If there are a total of 25 students, how many of the have blonde hair? *

Question

The ratio of blondes to brunettes in Ms. Sarni’s class is 2:3. If there are a total of 25 students, how many of the have blonde hair? *

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Hưng Khoa 4 years 2021-07-17T01:51:31+00:00 1 Answers 35 views 0

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  1. MichaelMet
    0
    2021-07-17T01:52:41+00:00
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    Answer:

    the number of blonde hair is 10

    Step-by-step explanation:

    The computation of the number of blonde hair is shown below;

    Given that

    Ratio of blonde to brunetees is 2:3

    And, there is total of 25 students

    So, the number of blonde hair is

    = 25 × 2 ÷ (2 + 3)

    = 25 × 2 ÷ 5

    = 10

    Hence, the number of blonde hair is 10

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )