The relation between the numbers is 2:5 so it would be 2x and 5y and you plug in the numbers. When x=42 which is 2(21) then y would be 5(21) which equals 105 :-)
Answer:
Median
Step-by-step explanation:
This is because if you used the mean it would be higher than the median because there is an outlier (78)
or
Because the data is skewed right, the mean would be affected
Answer:
1/5
Step-by-step explanation:
Your answer would be:
(-x)^2 = 4(-x)+32
or
(-x)^2 = -4x+32
