UK

You need IELTS first. You can directly apply online . Only if you are looking for experienced executive MBA you need GMAT. if you are looking for fresher's MBA no need of GMAT

You need to show your tuion fees and living expenses. Living expenses differs for each area as London and outside London. Living expenses you have to show for nine months. it will be approximate around 10 lakhs to 12 lakhs. this have to be in your account for a minimum period of 28 days before filing your visaAlternatively you can show A bank loan sanction letter.

UK is the best. It is one year masters and you save one year of your life. You have more specific radiology specialised courses available. Cost also cheaper than USA.

For UK studies the funds should be available in your account for a minimum period of 28 days before filing your visa. You also have to prove your source of income for your family . Alternatively you can show loan sanctioning letter and get your visa

Hi Rahul
ICAI do have an mou with Australia but for US , you have to clear their CPA. The complete list of countries is as here. You may check the details about practice in respective countries.
http://www.icai.org/new_post.html?post_id=5617&c_id=80

Hi
You need to have mathematics and preferably economics too. The grades requirement for 12th is quite high and an admission test may also be asked. Personal statement is mandatory. For further details, here is the link
http://www.lse.ac.uk/study/undergraduate/howToApply/departmentalAdmissionsCriteria2017/management.aspx

Hello Chandini, you must take SAT to study in US. It is not mandatory in UK. If you have completed your 12th you must prepare for the exams without delay. TOEFL or IELTS would be required. To apply, you must use common app portal for US applications and UCAS for UK.applications. Please visit the websites of UCAS and Commonapp for details.

If you are looking for govt. jobs or further studies, you have to check if the degree is recognised by AIU or not.

Hi Marwan, without background in Science you will.not be eligible to study science or you must start from the scratch. Ideally you should study commerce,economics, Banking and finance related course or even Law.