Question

It's good to prepare text book for board exams of cbse how many marks can we expect if we prepare only tb

Answer 1

Answer:

it will be above 60  from tb

solving paper can give extra 20  

and your math can give 10  

other depend on luck

all is for math only

in language it is dificult to make it more than 70

but naveneet

and other paper set can make it above 80 to 90