Question

if 10 workers can build a wall in 40 hours how many workers will be required to the same work in 20 hours​

Answer 1

Answer:

In 48 hrs, the wall is built by 15 workers

Thus, in 30 hrs, the wall will be built by

30

15×48

workers

=24 workers

Answer 2

Answer:

In 48 hrs, the wall is built by 15 workers

Thus, in 30 hrs, the wall will be built by

30

15×48

workers

=24 workers

Answer 3

Answer:

In 48 hrs, the wall is built by 15 workers

Thus, in 30 hrs, the wall will be built by

30

15×48

workers

=24 workers