Can't find mention of that TV having any audio outputs so if it doesn't have an HDMI input labeled ARC you can't connect the Sony HTS to it. Check the owners manual on how to use ARC.
If it has an optical audio out that can be found at the back of your TV, you can use an optical audio cable to connect your HT-RT 40 Sony to your Micromax TV.
Can't find mention of that TV having any audio outputs so if it doesn't have an HDMI input labeled ARC you can't connect the Sony HTS to it. Check the owners manual on how to use ARC.