In a village 8000 population last year. Females are increased by 12%,males are decreased by 11% from last year to this year. The population of the village in this year is 7994. What is the difference between the no of males and females in this year ?
F +M = 8000
112F/100 + 89M/100 = 7994
Solving both equations we get the answer equal to 6