Are you sure you don't want to continue your study first? Its cool to a Flight Steward but for how long you planning to be in this line? With your result, you can make more wonders. Its better for you to get a diploma or degree, for a backup plan, once you finish study then can join the airline and see how things goes. Others can wait..
Minimum SPM or any equivalent qualification recognised by the Malaysian Government with CREDIT in English, PASS in Bahasa Malaysia, Mathematics and any other 3 subjects taken in one exam.
Credit only in English, pass in other subjects. There's not many calculation you need to do in job actually
Oh by the way, is it necessary to open a new tread for this.. Hmmm...