How many square feet of flooring are needed to cover a 15-foot x 10-foot room?

For which pair of functions is (gof)(a)=|a|-2?

Which of the following is not a subset of {1,2,3}?

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