The answer is B and I am certain
Because 2x5 is 10 and 2xr is 2r
So it’s 10+2r
Answer:
Your answer is correct
Step-by-step explanation:
You can do this easier by doing
12.70 - (7 × 1.3) = 3.6
3.6 ÷ 2
Perimeter=(2*length)+(2*width)
length=2*w
132=(2(2w))+(2w)
132=(4w)+(2w)
132=6w
w=22
l=44
Answer:
6.7% of employees at Solar Systems, Inc. are younger than 30 years old
Step-by-step explanation:
The mean of ages of the employees at Solar Systems is 32.7 years
Mean = 
Standard deviation =
We are supposed to find What percentage of employees at Solar Systems, Inc. are younger than 30 years old i.e.P(x<30)
So,

Z=-1.5
Refer the z table for p value
So,p value = 0.0668
So P(x<30)=0.0668= 6.68% = 6.7%
So, 6.7% of employees at Solar Systems, Inc. are younger than 30 years old
Answer:
Second option is the right choice.
Step-by-step explanation:
SSS.