In 1948 5 people had bought 66 acres of land for 120 dollars per acre in 1967 the same 66 acres was sold and bought for 15,787.25 per acre what was the percentage rate of markup on the acres from 1967 to 2013

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?