Answer:
the first and last ones
Step-by-step explanation:
Answer:
B. isolate the
by using inverse operations.
Step-by-step explanation:
Hope this helps! Brainliest would be much appreciated! Have a great day! :)
Answer:
The percentage of workers not wearing the helmets is 5.3 %.
Step-by-step explanation:
A safety committee randomly examined 900 construction workers during their work, and found that 48 workers were not wearing helmets. Estimate the percentage of workers who do not wear protective masks during their working time with 98% confidence
total workers = 900
Not wearing helmet = 48
Percentage which are not wearing the helmets
=
%
Answer: 400=12.50x+50
400-50=12.50x
350=12.50x
350÷12.50=x
28=x
Step-by-step explanation: