# Arun, Kamal and Vinay invested Rs. 8000, Rs. 4000 and Rs. 8000 respectively in a business. Arun left after six months. If after eight months, there was a gain of Rs. 4005, then what will be the share of Kamal? Option 1) Rs. 890Option 2) Rs. 1335    Option 3) Rs. 1602        Option 4) Rs. 1780Option 5) -

$Arun : kamal : Vinay = \left ( 8000\ast 6 \right ) : \left ( 4000\ast 8 \right ) : \left ( 8000\ast 8 \right )$
$= 48 : 32 : 64 = 3:2:4$
$Kamal's \: share = Rs. 4005\ast 2/9 = Rs. 890$