Maccochran47 Maccochran47 21-11-2019 Mathematics contestada An office supply store sells pencils individually or by the case. Pencils purchased individually cost $0.97 each. One case of forty pencils costs $37.20. If purchased in a case, the average cost per pencil is . a 37.20 b 0.97 c 38.80 d 0.93