Answer:
47
Step-by-step explanation:
arranging in ascending order
33,34,38,42,47,47,48,49,51
total number of terms=9
median=(9+1)/2=5th term=47
Answer:
-2/7
Step-by-step explanation:
30% = 3/10 = .3
70 x .3 = 21
Consecutive terms differ by 3, so

Since the first term is

, the formula for the sequence is