8. 20-11+m
9. 30-17=h
Hope you get an A+
Answer:
50 is the answer because you can divide 2 numbers to get this number.
Step-by-step explanation:
Age: Frequency:
50-54 2
55-59 5
60-64 3
65-69 3
≈9
V= πr^2(h/3)
1356.48= πr^2(16/3)
r= 8.99 or about 9
