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were there offline books also right?

If I watch the live class, is it okay to skip the concept videos for the topic ?
Live class is around 2 hrs 15 mins
over this, is concept video required? or should focus be put on problem solving

where can i watch the recording of the live class,?

how can i check my doubt answered without going back to the question

minu purchases a pair of sunglasses at rs 1000 and sells to kanu at 20% profit. then kanu sells it back to minu at 20% loss. finally minu sells the same pair of sunglasses to tanu. if the total profit is made by minu from all the transactions is rs 500, then the percentage of profit made by minu when she sold the pair of sunglasses to tanu is

after allowing a discount of 11.11%, a trader still makes a gain of 14.28%. at home many percent above the cost price does he mark on his goods?

the cost of diamond varies directly as the square of its weight. once, the diamond is broken into four pieces with weights in the ratio 1:2:3:4. when the pieces were sold, the merchant got 70,000 less. find the original price of the diamond.

Where to find answers for the book questions ?

in the final examination, bishnu scored 52% and asha scored 64%. The marks obtained by bishnu is 23 less, and that by adha is 34 more than the marks obtained by Ramesh. the marks obtained by Geeta who scored 84% is

Can we update the screen resolution according to our convenience. I had a habit of using screen around 50% resolution. What is resolution by default in CAT exam monitor?