Find the volume.
A 2,086 yd^3
B 6,460 yd^3
C 168 yd^3
D 1,406 yd^3

Anyone know? will mark brainliest if correct

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.