Answer:the answer would be E
Step-by-step explanation:
Answer:
looking at anwser now
Time = T half–years , Rate = 5 % per half year
2
volume = pi r^2 h
or, 190 = pi (3.2)^2 h
or, 190/10.24 = pi h
or, 18.56 = 22/7 h
or, 18.56×7/22 = h
thus , h = 5.9037