Question

How many days will 1648 persons take to construct abridge if 721 person can build same in 48 days?

Answer 1

721 workers= 48 days
1648 workers= ?

= 721×48÷1648
=34608÷1648
=21 days


So, 1648 workers will complete the work in 21 days.

Answer 2

➡HERE IS YOUR ANSWER⬇

The problem can be constructed as :

Persons______Days

721............................48
1648...........................?

Relation between person and days are inverse.

So, number of required days

= (721×48)/1648

= 21

Hence, 1648 persons will take 21 days only to construct the bridge.

⬆HOPE THIS HELPS YOU⬅