Answer:
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
31.25%
Explanation:
55- 30 = 25
25/80 x 100 = 125 /4 or 31.25%
I am assuming that the sample size is between 10 and 80.
Cheers
8.8m questions
11.4m answers