Question 721110
D=RT
182=RT FOR GEORGE.
T=182/R
224=(R+12)T FOR SAM.
224=(R+12)(182/R)
224=(182R+2184)/R
224R=182R+2184
224R-182R=2184
42R=2184
R=2184/42
R=52 MPH FOR GEORGE.
PROOFS:
182=52T
T=182/52
T=3.5 HOURS.
224=(52+12)3.5
224=64*3.5
224=224