answers of six qu
competition.
9. Out of a class of 45 students, five were absent, 30% of the remaining had failed to do

By Ella

answers of six qu
competition.
9. Out of a class of 45 students, five were absent, 30% of the remaining had failed to do
homework. Find the number of students who did the homework.​

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Ella

2 thoughts on “answers of six qu<br />competition.<br />9. Out of a class of 45 students, five were absent, 30% of the remaining had failed to do”

  1. Answer:

    28 students did the homework.

    Step-by-step explanation:

    if 5 were absent

    hence,

    45 – 5 = 40 students

    30% students failed to do homework ,. left 70% out of 100%.

    hence, 40×70 = 28 students did homework.

    100

    Hence, 28 students did the homework.

    Reply
  2. Answer

    Data,

    Total students in a class = 45

    Number of students who were absent = 5

    Number of students who were present = 45 – 5

    = 40

    Percentage of students who

    failed to do the home work = 30%

    = 30/100 of 40

    =3×4

    Students who failed to do the work = 12

    Students who Total number Students who

    did the homework = of students. – failed to do

    the work

    = 40 – 12

    Students who did

    the homework = 28 students

    Reply

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