Which is not a rational number?

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Mr. t has been dating his girlfriend for one year nine months and six days how many hours has mr. t been in a relationship