Hi..Could you plz tell me how many questions shall I attend to clear the cutoff of each section?

Plzz atleast max and min range

How many questions you should attempt depends upon your accuracy and the factors on which cutoff is decided. @Sayali Kale said well. Also check this for prelims cutoff https://cracku.in/blog/sbi-po-prelims-expected-cutoff-for-2017/ 

english cut off - 5.25 to 6.75

aptitude cut off - 7.0 to 9.0

reasoning cut off - 7.0 to 8.25

overall cut off for general category - 48 to 52