Can I get admission to IIMs with 63% in 12th?

It may be difficult to get admission in IIMs with 63% in 12th. But if you work hard and get top percentile in CAT. Then you have get admission to IIMs. Because class 12th and class 10 th scores are added in final CAT scores. So you start doing hard work from now to get admission to IIMs. Prepare CAT