RADIOLOGY MATH WORKSHEET A radiograph of a small dog abdomen was taken at 200 mA, 1/20 sec., & 75 kVp. The resulting film needs either an mAs adjustment of 50% or kVp by 15% for being too dark A. What was the mAs? ________ B. What new mAs would be desirable? _________ C. What would your new technique be if you wanted to decrease your exposure time? _______________