Subject: mathqa
Question: a is a working partner and b is a sleeping partner in a business . a puts in 20,000 and b 90,000 . a gets 20 % of the profit for managing the business , and the rest is divided in proportion to their capitals . find the share of b in profit of 11000 .
Option: 
A: 4800
B: none of these
C: 7200
D: 3500
Answer: C