Answer:

Step-by-step explanation:

Step-by-step explanation:
We know that,

Where,
X = raw score = 84
μ = mean = 68
σ = standard deviation = 10
Putting the values,

The percent of his sales that were less than or equal to 84 inches, is

Therefore, the remaining 100-94.5=5.5% were more than 84 inches.
Answer: A. 20%
Step-by-step explanation:
First, to find the total number of teachers, we can add 25+32+18+5+20=100
Next, we divide the number of teachers in 2014 (20) by the total number of teachers (100) as follows:
20 ÷ 100 = 0.2
Finally, to make 0.2 a percentage, we can multiply 0.2 X 100 = 20
Therefore, the correct answer is A.
Answer:
p = 30/1/3 or 91/3 or 30.33
Step-by-step explanation:
2 + p = 7/3 + 30
p = 32/1/3 - 2
p = 30/1/3
Answer:1
Step-by-step explanation:
terms are separated by + or - signs