What is the ratio of 2 days to 4 weeks?

To find the ratio of 2 days to 4 weeks, we need to convert the units to the same time frame. Since there are 7 days in a week, 4 weeks is equal to 4 x 7 = 28 days. Therefore, the ratio of 2 days to 4 weeks is 2:28, which simplifies to 1:14.