Yes, with a score of 315 out of 750 in cuet ug, getting admission in allahabad university for ballb is difficult under the general category. The cutoff for ballb usually ranges between 420 to 480 marks for general. however, if you belong to a reserved category, you may still have a chance depending on the cutoff trends of that year. It is advisable to check the category-wise cutoffs and wait for the official merit list.