Dee Bost scored a career-high 25 points and Mississippi State hit a school-record 16 3-pointers in an 86-77 victory over Arkansas on Saturday.The Bulldogs (16-7, 6-2 Southeastern Conference) shot 64 percent from the floor in the second half to defeat the Razorbacks (13-8, 1-7) for the second time this season.Arkansas was 9 of 31 in the second half after hitting 12 3-pointers and shooting 62.8 percent from the floor for a 51-36 halftime lead.Mississippi State opened the second half on a 16-5 run and later went on a 22-6 run.