Answer:
The sample size needed is 40000.
Step-by-step explanation:
The sample size needed is:
Use this formula to determine the sample size needed for a margin of error of 0.005
This is n when . So
The sample size needed is 40000.
Divide across and see if its proportional meaning that is the same... The answer is 2 so its proportional Hope this helped Im not good at Math but i do understand this i learned it a few days ago Im not a professional though lol I just know how to do this stuff and percents a percent over 100 and X over the number if you ever need help there just like Fractions message me i know how to do proportional relationships Ill try..
Answer: don't know sorry
Step-by-step explanation:
X would equal 81 because the square root of 81 is 9.
9 x 9 = 81
The one next to 3 is 12, the one next to 7 is 28, the one next to 12 is 48. All you have to do is multiply the quads by four and you get the number of wheels.