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 10 months, find for how much time did Q invest the money? Choose the correct choice:
A) 11	B) 10	C) 20	D) 16	E) 12
7*5: 10*x = 7:10   x = 20   Answer:20
<result>C</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 10 months, find for how much time did Q invest the money?