Q281
In a regiment the ratio between the number of officers to soldiers was 3 : 31 before. In a battle 6 officers and 22 soldiers were killed and the ratio become 1 : 13, the number of officers in the regiment before battle was = ?
A.
31
B.
38
C.
21
AnswerD.
28
Answer: Option C
Solution
Answer: Option C
Solution:
Let the number of officers and soldiers = 3x, 31xAccording to the question,
So, number of officer before
= 3x = 3 × 7 = 21