Common use of One and one Clause in Contracts

One and one. quarter (1-1/4) days per month during the first eight (8) years of continuous service (15 days per full calendar year);

One and one. quarter (1-1 1/4) days per month during the first eight after one (8) years 1) year of continuous service (15 days per full calendar year12 months=15 days);

One and one. quarter (1-1 1/4) days per month during the first eight after one (8) years 1) year of continuous service (15 days per full calendar year12 months’15 days);