Q248
In a certain company, the ratio of the number of managers to the number of production - line workers is 5 to 72. If 8 additional production - line workers were to be hired, the ratio of the number of managers to the production - line workers would be 5 to 74. How many managers does the company have ?
A.
10
B.
20
AnswerC.
25
D.
30
Answer: Option B
Solution
Answer: Option B
Solution:
Let the number of managers and production - line workers be 5x and 72x respectivelyThen,
∴ Number of managers = 5 × 4 = 20