Question

Out of a class of 45 students, five were absent,
30% of the remaining student had failed to do
homework! Find the number who did the homework​

Answer 1

Answer:28

Step-by-step explanation:  

Remaining students 45-5=40

Students who have done their homework = 70% of 40=28

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Answer 2

Answer:

12 students had written their homework.

Step-by-step explanation:

Total number of students =45

number of students absent in the class=5

remaining students =45 - 5 = 40

percentage of students who wrote their homework =30%

number of students who did not write their homework

=30/100×40/1= 12/1 =12