What should I do? I want to be an engineer, but I am weak at mathematics and science.

Hello, if Your not good in Science n maths than u should go for commerce fields bt if uh have ambition to become an good engineer than u have to work hard on Your weekness or better uh change Your subject to become a successful person. So all the best and work hard.

If you interested in psychology then you can chose Ba (Honours) psychology programme at Sam Higginbotom Institute Of Agriculture Technology and Sciences, SHIATS, allahabad, Uttar Pradesh and prepare for Tata Institute Of Social Sciences for MA psychology programme because here u can get more opportu

You are advised to take coaching to improve your PCM knowledge. If you can not improve even eith support then you are advised to seek alternate career.