Along a highway, there are electric poles on one side of the highway and telegraph poles on the other side. The electric poles are separated by 9 m and the telegraph poles are separated by 84 m. If an electric and a telegraph pole are both present at the point where the highway begins, after how much distance along the highway will they both be in front of each other again?
Maksim bought a house for ₱3000000. He spent ₱80000 for renovation of the house when he bought it. Each year he spends ₱9000 on maintenance of the house. After 8 years, he sells the house for ₱3002000 . How much loss did he make?