Question

In a school's hostel mess , 20 children consume a certain quantity a ratio in 6 days however, 5 children did not return to the hostel after holidays how long will the same amount of ratio last now

Answer 1

Answer:

initial no. of children =20

children left=5

therefore, present no. of children=20-5=15

therefore,

20 children consume ratio in 6 days

1 child consume ratio in =6x20 days

so, 15 children consume ratio in =(6x20) /15 days

=8 days

hope it helps