Is 80÷813=1 r13 want to know right aswer

Why do interests rates on loans to be lower in a weak economy than in a strong one

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

Could someone me with this question i’ve been stuck on it for 20 minutes