What is the slope intercept equation for the following line

Hi my sisters and brothers can tell me the answer because i don’t understand the question

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

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