Answer :
Answer: the seventh score is 176%,
B) modal score is 86%
Step-by-step explanation:
Mean score=83%, 7 subjects in place
Total of the scores= 405%
To find the missing score, 405% + x= 83%,
405% + x= 83% ×7 subjects
405%+ x= 581%
X= 176%
2) modal score is 86%
I hope it helps, Give me brainliest!