I am sure it must be really difficult for you and your family but Your passion towards studies will make you overcome all these hurdles. Stay consistent and motivated.

The only thing u can do now is studying.never feel depressed.if u can't concentrate then there is something known as 5sec rule.If you have an impulse to act on a goal, you must physically move within 5 seconds or your brain will kill the idea.”try to act within this 5 sec

1st of all give yourself a break. A pure break and do whatever you want to . Go happy. Because calming yourself will help you to boost your absorbing power and you may consider thereafter. And yes make short term goals . After completing that small task may give you back your previous confidence. You can cure your financial problems . Don't cheat on yourself. You can only do is hardwork. What may be the future. It's not in your hand, but you can give your best. May Your hardwork come up with flying colours. All the best 🤗