Answer:
a) 1.25
b) 9.38 (exact calculation 9.375)
c) 0.03 (exact calculation 0.025)
Step-by-step explanation:
a) divide 6.25 by 5
b) multiply 1.25 ( the cost for 100 ) by 7.5
c) Divide 6.25 ( cost for 500 ) by 250
Answer:
0.82%
Step-by-step explanation:
First find the z-score.
z = (x − μ) / σ
z = (72 − 60) / 5
z = 2.4
Use a chart or calculator to find the probability.
P(Z > 2.4) = 1 − P(Z < 2.4)
P(Z > 2.4) = 1 − 0.9918
P(Z > 2.4) = 0.0082
Answer:
271.5
Step-by-step explanation:
100-55=45
45% of 187
187*45=8415
8415/100=84.15
84.15 is 45% of 187
271.15
If Marie does not have soccer practice, then it is not a Tuesday
Answer: 1,083.3333
Step-by-step explanation:
The best estimate for the population density for Rhode Island is 1,083 people. I found this by dividing 1,300,000 by 1200.
Hope my answer helps you out :D
