Happy Family plans to buy a house in four years. Experts in that area have estimated that the cost of real estate will increase at the rate of 7% per year during that period. This family can make investments that give them a 12% return. If the economic predictions are valid; How much will they have to pay for a house that now costs $ 150,000? (Value 3 points) how much will they have to deposit monthly so that after those four years they can buy it? (Value 3 points)