An average grade of 80 on all exams in a course is needed to earn a b in the course. on her first four exams, chuck’s grades are 96, 65, 79, and 87. what is the minimum grade that chuck can receive on the fifth exam to earn a b in the course?

Write a recursive sequence that represents the sequence defined by the following explicit formula:

Find the solution of system of equation y= x-4 y=4x+2

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