Mean: 68.71
Median: 74
Range: 57
To calculate the area you would do L*w=a² and that is how much ft of rug you will need
Answer:
Add them all up -11+-18+12+-8+21=-4
Then do -4/5= -.8
Answer: 30%
Step-by-step explanation:
Difference is (2000 - 1400) = 600
%age reduction 600/2000 x 100 = 30%
Number three is 80
Number three is 150
