Today ian wants to run less than 7/12 miles right fraction with a denominator of 4 to represent a distance that is less than 7/2 mile

Alaptop computer is purchased for $1350 . after each year, the resale value decreases by 30% . what will the resale value be after 5 years?

Timed***how else can the sequence for row 1 be written? notice: square a: 1 penny = 20 square b: 2 pennies = 21 square c: 4 pennies = 22 the sequence formed is geometric, with a1 = , and common ratio r = .

Pls! does anybody know a shortcut for answering these types of questions in the future?