Ravi and Kavi start a business by investing ₹ 8000 and ₹ 72000, respectively. Find the ratio of their profits at the end of year.	Choose the correct choice:
A) 2 : 9
B) 5 : 9
C) 7 : 9
D) 1 : 9
E) 3 : 9
Ratio of profit = Ratio of investments   = 8000 : 72000 = 1 : 9   Answer : 1 : 9
<result>D</result>
Ravi and Kavi start a business by investing ₹ 8000 and ₹ 72000, respectively. Find the ratio of their profits at the end of year.