Can someone help pls 20 points

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry

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

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way