Please provide a detailed solution for both the parts

Quantity Total utility oh books Quantity of from books Total utility copies from copies DV SW N - O O O 190 170 255 220 300 340 D V S W N - O 250 325 265 274 346 276 Q.) if the consumer has an income of $4 , books cost $1 ( 1 book = $1) and copies cost $ 0 .20 ( 1 copy = $0. 20 ) which of the combinations maximizes the consumer ultility Q2) 3b the consumer has an income of, $4, books cost $1 ( 1 book = $1) and copies cost $ 0 . 20 ( 1 copy = $0.20 ) what is the consumers ultility when he or she maximizes utility