What is 7 1/5 written as a percent?
2 answers:
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Answer:
Step-by-step explanation:
Given
17 % of the drivers stopped have invalid licenses
n=24 drivers are stopped
using Binomial distribution
here p=0.17
q=1-0.17=0.83
(a)none will have valid license i.e. r=0
(b)Exactly one have invalid license i.e. r=1
(c)At least 2 will have invalid license i.e.
You can use trigonometry specially the cos rule in this case. I can’t send the other pictures. But using the cos rule you can check whether the angle is 90
