 
 <translate> The total percentage of those who rated Excellent or Very Satisfactory is 15% + 60% = 75%. Seventy - five percent of the parents is 120 x 75 / 100 = 90. Hence, 120 - 90 = 30 students rated either Satisfactory or Needs Improvement. A total of 30 x 80 / 100 = 24 parents rated Satisfactory. Therefore, 30 - 24 = 6 parents rated Needs Improvement.
The answer: 6. <hau> Jimlar yawan waɗanda suka ba da ƙimar Kyau ko gamsarwa sosai shine 15% + 60% = 75%. Kashi saba'in da biyar cikin dari na iyayen su ne 120 x 75 / 100 = 90. Saboda haka, ɗalibai 120 - 90 = 30 sun kimanta ko dai gamsarwa ko Bukatar Ingantawa. Jimlar 30 x 80 / 100 = Iyaye 24 sun ba da gamsarwa. Saboda haka, 30 - 24 = iyayen 6 sun ba da fifiko na Bukatar Ingantawa. Amsar ita ce: 6. 