If the first 4 terms of a geometric sequence are left curly bracket 5 comma space 20 comma space 80 comma space 320 right curly bracket, then the formula for the n to the power of t h end exponent term in the sequence is .

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?