Do a quick conversion: 1 half dollars = 2 quarters using the online calculator for metric conversions. Check the chart for more details.
One year is equal to 366 days. This means that it contains 366 / 7 = 52.286 weeks. So one month includes is 52.286/12 = 4.357 weeks. Respectively one day is equivalent to 0.2295 months. Two months are equal to 8.714 weeks. Obviously, two days are equivalent to 0.459 months. All in ...