HELP HELP HELP A piece of paper is 0.1 millimeter thick. When folded, the paper is twice as thick.

Find both the explicit and recursive rule for this geometric sequence.

What is the percent of increase for a population that changed from 438,000 to 561,000

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .