30 % people of a village in sri lanka died by bombardment , 25 % of the remainder left the village on account of fear . if now the population is reduced to 6695 , how much was it in the beginning ?
"x * ( 70 / 100 ) * ( 75 / 100 ) = 3515 x = 6695 answer : c"
floor(divide(6695, multiply(divide(subtract(const_100, 30), const_100), divide(subtract(const_100, 25), const_100))))