Plz help ! it's for a test​

Select the sequences that are geometric.

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?