If two sums in the ratio 9 : 10 are invested in companies P and Q respectively in 1999, then what is the ratio of the simple interests received from companies P and Q respectively after one year?

If two sums in the ratio 9 : 10 are invested in companies P and Q resp

1.	If two sums in the ratio 9 : 10 are invested in companies P and Q respectively in 1999, then what is the ratio of the simple interests received from companies P and Q respectively after one year?
A.	7 : 8
B.	8 : 9
C.	9 : 8
D.	8 : 7
Answer» D. 8 : 7