Which of the following expressions is equal to g(x)? A. log(x) - 2 B. log(x + 2) C. log(x) + 2
1 answer:
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Answer:
26 years
Step-by-step explanation:
Given:
The mean age of 9 women = 27 years old
The mean age of 7 men = 25 years old
Question asked:
What is the mean age (nearest year) of all the people in the office?
solution:
By using, mean = sum of observations divided by number of entities
The mean age of 9 women = 27 years old
=
The mean age of 7 men = 25 years old
=
Total sum of ages of men and women in the office = 243 + 175
= 418 years
Total number of people in the office = 9 women + 7 men = 16
The mean age of all the people in the office = Total sum of ages of men and women in the office divided by Total number of people in the office
=
Therefore, the mean age (nearest year) of all the people in the office = 26 years
Answer:
38.88
Step-by-step explanation:
72% of 54
= × 54
= 0.72 × 54
= 38.88