Answer:
135 days
Explanation:
We know that you travel 75% of the time to Starbucks.
Assuming that there are 360 days in a year, the total number of off-school days are
360 - 180 = 180
75% of 180 is
[tex]\frac{75}{100}\times180=135[/tex]Hence, you travel to Starbucks for 135 days.