How many square meters are there in one square Km:

Ali shell collection share is 80% more than Aslam. If Aslam has 80 more shell than total number of shell will be

1/Log₃ 60 + 1/Log₄ 60 + 1/ Log₅ 60=

A washer man irons 4 shirts in 12 minutes. How many shirts he ironed in one hour?

If 10 persons can do a job in 20 days than 20 persons with twice the efficiency can do the same job in.

Working 5 hours a day. A can complete work in 8 days and working 6 hours a day, and B can complete the same work in 10 days. Working 8 hours a day, they can jointly complete the work in

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