A, B and C enter into a partnership. They invest Rs. 40,000, Rs. 80,000 and Rs. 1,20,000 respectively. At the end of the first year, B withdraws Rs. 40,000, while at the end of the second year, C withdraws Rs. 80,000. In what ratio will the profit be shared at the end of 3 years ? Choose the correct choice from the following options:
A) 8:7:4  B) 1:3:5  C) 3:4:7  D) 4:5:9  E) 5:7:10
Explanation:   A:B:C =(40000Ã—36) :(80000Ã—12+40000Ã—24) :(120000Ã—24+40000Ã—12)   =144:192:336=144:192:336 =3:4:7.   ANSWER IS 3:4:7
<result>C</result>
A, B and C enter into a partnership. They invest Rs. 40,000, Rs. 80,000 and Rs. 1,20,000 respectively. At the end of the first year, B withdraws Rs. 40,000, while at the end of the second year, C withdraws Rs. 80,000. In what ratio will the profit be shared at the end of 3 years ?