A bus has velocity 20m/s towards east and another bus has velocity 15m/s in west direction. If they start to move from a point simultaneously, what distances do they cover in 2 minutes? What will be their separation?​

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