The ratio of investments of two partners P and Q is 7:5 and the ratio of their profits is 7:10. If P invested the money for 7 months, find for how much time did Q invest the money? Choose the correct choice from the following options
A) 11
B) 10
C) 18
D) 16
E) 14
7*5: 7*x = 7:10   x = 14   Answer:14
<result>E</result>
The ratio of investments of two partners P and Q is 7:5 and the ratio of their profits is 7:10. If P invested the money for 7 months, find for how much time did Q invest the money?