A shopping mall is recruiting employees, and there are three people competing for the job at present. After three tests of computer skills, language expression and commodity knowledge, they succeeded

A shopping mall is recruiting employees, and there are three people competing for the job at present. After three tests of computer skills, language expression and commodity knowledge, they succeeded respectively. (1) Grade A: 80×2+90×3+70×52+3+5=78 (points),

Grade B: 70×2+80×3+90×52+3+5=73 (points),

Grade C: 90×2+70×3+80×52+3+5=79 (minutes),

Therefore, the C score is the highest and should be accepted.

(2) Grade A: 80× 50%+90× 30%+70× 20% = 865,438+0 (points),

Grade B: 70× 50%, 80× 30%+90× 20% = 77 (points),

Grade C: 90×50%+70×30%+80×20%=82 (points),

Therefore, the C score is the highest and should be accepted.