Subject: mathqa
Question: jayant opened a shop investing rs . 30,000 . madhu joined him 2 months later , investing rs . 45,000 . they earned a profit of rs . 50,000 after completion of one year . what will be madhu ' s share of profit ?
Option: 
A: rs . 25,000
B: rs . 27,000
C: none of these
D: rs . 24,000
Answer: A