a) 9.3
b) 13
Step-by-step explanation:
a) 5+3+9+11+4+28+0+30+0+23/10 = 9.3
b) 5+3+9+11+4+28+0+30+0+23+30/11 = 13
its the fourth option
is there a picture
step-by-step explanation: