GMAT Jamboree or Princeton review Jayanagar

Hi all, I was planning to take up GMAT exam soon. I have GMAT OG latest edition with me. But was wanted to take up mock tests befor i take up actual GMAT test. So i thought of going for GMAT classes. I Planned Jamboree or manya Princeton review of…

Hi all, I was planning to take up GMAT exam soon. I have GMAT OG latest edition with me. But was wanted to take up mock tests befor i take up actual GMAT test. So i thought of going for GMAT classes. I Planned Jamboree or manya Princeton review of jayanagar. Kindly suggest me if taking up classes with along mock tests is good option or any other way to take up mock tests alone online.

also which of the above two is good one to go with. or any other option in south bangalore.
Thank you.