In a Joint business A invested thrice that of B and the period of Investment of A is twice that of B.If the share of B in the Profit of Rs.40,000/- and If A donates a sum of Rs.50000/- to a trust from his share then the amount left with A in the profit (in lakhs of rupees) is

A

2.0

B

1.9

C

2.4

D

1.5