Divide by 3 to get the rate per min
She types 54 words per minute
Answer:
Step-by-step explanation:
We are given the following in the question:
Population mean, μ = 108
Sample mean, = 107
Sample size, n = 110
Alpha, α = 0.02
Population standard deviation, σ = 7
Formula:
Putting all the values, we have
The test statistic is -1.50
Step-by-step explanation:
5(-2x - 3)
-10x -15
-(10x +15)
Answer: A
Step-by-step explanation:
Subtract 12 from both sides:
y + 15 - 15 < 3 - 15
Simplify:
y < -12
1.77777777778 would be the answer you are looking for I think.