Please answer these three will be forever grateful and will make brainliest

Which equation represents the partial sum of the geometric series?

If i have one apple and give you the apple, how many apples do i have?

Carmen begins her next painting on a rectangular canvas that is 82.7 cm long and has a area of 8,137.68 cm2. will the painting fit in a frame with an opening that is 82.7 cm long and 95 cm wide? explain