Therwere three theives named as a b and c one day they went to steal mangoes the thef a was the leader so he odered the theif c to stayoutside and warn them if anybody arrives and the theif a and b starded picking up mangoes and collecting mangos, suddenly the theif c shout saying someone is coming and both a qnd b came out of the garaden and waited for the man to go away now the leader ordered the theif c to bring the mangoes the theif c went to the gatden and divided the mangoes into three equal part and bought his one again the theif b went and mixed all the mangoes and divided inti three equal parts one mango was remaining extra so he bought that mango in his part and bought it finally the theif a went in and mixed all the remaining mangoes and bought it if all of them got equal mangoes then gind the total mangoes picked.