Four out of 18 male student and three out of 21 temale studerit failed on one weekly online test. Are the ratios of male and

Question

Four out of 18 male student and
three out of 21 temale studerit failed
on one weekly online test. Are the
ratios of male and female student
who failed this test proportion? why or why not?​

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Trung Dũng 5 years 2021-09-03T10:20:20+00:00 1 Answers 39 views 0

Answers ( )

  1. thienan
    0
    2021-09-03T10:21:28+00:00
    Reply

    Answer:

    Male 2:9

    Female 1:7

    Step-by-step explanation:

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