A trundle wheel is used to measure distances. Imran has a trundle wheel, of diameter 60 cm. Imran uses his trundle wheel to measure the length of the school car park. His trundle wheel rotates 77 times.

What is the length of the car park, to the nearest metre?
PLZ answer

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