Answer:
h≈2.12
Radius =9
volume = 180
Step-by-step explanation:

h=3V / πr2=3· 180 / π·9^2 ≈ 2.12207
80.75 / 8.50 = 9.5
Sean worked 9 and a half hours.
Answer:
21
Step-by-step explanation:
5cm=20 miles ....................
<em>attachment</em>
- <em>Step-by-step explanation:</em>
<em>Hi there ! </em>
<em>trucks/cars = 2/3 = x/9 = 30/y</em>
<em>x = 2×9/3 = 18/3 = 6</em>
<em>y = 3×30/2 = 90/2 = 45</em>
<em>Good luck ! </em>