Village X has a population of 76000, which is decreasing at the rate of 1200 per year. Village Y has a population of 42000, which is increasing at the rate of 800 per year .in how many years will the population of the two villages be equal?
Choices:
A) 15
B) 17
C) 11
D) 18
E) 13
Let the population of two villages be equal after p years   Then, 76000-1200p=42000+800p   2000p=34000   p=17   Answer is 17.
<result>B</result>
Village X has a population of 76000, which is decreasing at the rate of 1200 per year. Village Y has a population of 42000, which is increasing at the rate of 800 per year .in how many years will the population of the two villages be equal?