Answer:
d + .09d
Step-by-step explanation:
9% of his salary can be found by multiplying d by 0.09. Then simply add that to his original salary to get you answer.
The Minimum sample size table is attached below
Answer:

Step-by-step explanation:
From the question we are told that:
Confidence Interval 
Variance 
Generally going through the table the
Minimum sample size is

I believe it’s false, sorry if I’m wrong
The answer is 25/ 3 Good luck
4=3i ----> (4,3) 6-2i ------> (6,-2)
x1 y1 x2 y2
(4 , 3) (6 , -2) d=√(x2-x1)^2 +(y2-y1)^2
d=√(6-4)^2+(-2-3)^2 -----> d=√2^2+(-5)^2 ----> d=√29