hello Akshara!!! soo..yahh,now a days online courses have became popular ,for everything  you can get coaching via online  teaching websites.i suggest you to go for online classes when you have free time ,it really helps you alot. some of the websites that provide online classes fro ipm are udemy,time,career launcher....some of them are for free and some are fro payment.you can very good explanation of each and evrEy solution. I  hope this information might helped you .All the best for your bright future!!!