There are two buildings P and Q. If 75 persons are sent from P to Q, then the number of persons in each building is the same. If 105 persons are sent from Q to P, then the number of persons in P is double the number of persons in Q. How many persons are there in building P?
The person who can solve mathematical problems,can lead life easily ,Maths tellu that every problem as solution...we can find number of solutions for one problem ...Aplly it in the life also we can lead our life happily...
swetha
A mathematician is a machine for turning coffee into theorems