INFRARED guarantees that your new infrared sensor faucet will save a certain amount of water in any home with two or more children, starting one month after it is installed. If the faucet has a full 5 year warranty. The cost of the equipment is $ 1,552 and the interest that is applied is 6% per year, capitalized monthly for the investment, the money saved in the consumption of water per year must be:

1. a) $ 149

2. b) $ 1 552

3. c) $ 370

4. d) $ 1 787