9. Zac collected 4 pounds of aluminum cans. Brittney collected 1 1/3 times as many pounds as Zac. Eduardo collected 7/8 as many pounds as Zac. Mia collected 7/7 as many pounds as Zac. Who collected the same number of pounds of cans as Zak? Explain. Please help

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