Answer:
16FT
Step-by-step explanation:
Slope = (y2-y1)/(x2-x1)
let y1= 2, y2=3, x1=-1, x2=-4
(3-2)/(-4-(-1))=
1/-3
Answer: 
Step-by-step explanation:
The formula for calculating mean = sum of each data / total number
Let the age of the sixth person be x , then
mean = 23 + 13 + 17 + 12 + 15 + x / 6
That is :
22 = 23 + 13 + 17 + 12 + 15 + x / 6
22 = 
= 22 x 6



Answer:
15
Step-by-step explanation:
From the frequency table
70 - 79 → 5
80 - 89 → 6
90 - 100 → 4
Students scoring 70 or better = 5 + 6 + 4 = 15
Answer:
SO evry child gets 1 then you go around again and there will be 2 more, so all you hae to 2 is split hose into halfs and it will be equal :)
Step-by-step explanation: