Hi today I would like to share how I prepared for graphs and tables
First as I am an engineering professional I'm having continous touch on graphs.
Hence I already had a fundamental knowledge on them and directly practiced OG and gmat club question bank problems
For tables rigourous practice is required to master GMAT level questions and solve in less time
Statistics is much required in solving table problems. Hence its better to develop skills in quant statistics problem and coming to this
I used GMAT club question bank to solve practice table problems and I felt it was sufficient source