Answer:10
Step-by-step explanation:
2+4+6+6+9+13+30=70
70 divided by 7= the mean should be 10
Answer:
45 
Step-by-step explanation:
Multiply 9 · 10 = 90 then divided by 2 = 45
Answer:
True
Step-by-step explanation:
Take 4/11 and you get 0.363636363636, which is the same if you take 12/33. So the proportion of the two is the same.
Answer:
bxc+ax32=0
Step-by-step explanation:
Answer:
26
Step-by-step explanation:
18,23,24,28,29,30
(6 in total + 1)/2=3.5.
- the number which is 3.5 is between 24 and 28.
- middle number between these two is 26.
