Question

the cost prize 26 books is equal to the selling prize 20 books the gain percentage

Answer 1

26cp = 20sp
ratio of cp and sp
20:26= 10:13
% gain = (13-10)/10×100=3/10×100=30% will be the answer.

Answer 2

26cp = 20sp

ratio of cp and sp

20:26= 10:13

% gain = (1310)/10×100=3/10×100=30% will be the answer.

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