Find an explicit rule for the nth term of a geometric sequence where the second and fifth terms are -6 and 162, respectively. a; an = 2 • 3n - 1 b; an = 2 • (-3)n - 1 c; an = 2 • 3n d; an = 2 • (-3)n + 1

The weight of a full steel bead tire is approximately 800 grams, while a fighter wheel weighs only 700 grams. what is the weight of each tire in pounds?

Luis has a cooler filled with cans of soda. for every 5 cans of coke there are 3 cans of sprite. if there are 25 cans of coke, how mant cans of sprite are there?

Which verbal expression best describes the algebraic expression 3x ÷ 5? the quotient of three times some number and five the product of some number and five divided by three the quotient of three and some number times five the sum of three and some number divided by five