I need help with this

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Draw a scaled copy of the circle using a scale factor of 2