Q129
The ratio of the investments of A and B in a business is 7 : 5, and the ratio of their profits at the end of a year is 2 : 5. If A invested the money for 6 months, then for how much time (in months) has B invested his money?
A.
12
B.
18
C.
21
AnswerD.
24
Answer: Option C
Solution
Answer: Option C
Solution: