Answer:
A
Step-by-step explanation:
the volume of a sphere (= a ball) =
4/3 × pi × r³
r (radius) is half of the diameter = 8.8/2 = 4.4 in
so, one ball has a volume of
4/3 × pi × (4.4)³ = 4/3 × pi × 85,184 = 113.5786667...×pi
6 balls are 6 times
113.5786667... × pi × 6 = 681.472...×pi in³
Multiplication property of association
Speed of the train : distance traveled / time of the travel = 10.1/(0.5)=<span>20.2 mph. Hope this helped!</span>
Answer:
14+28
Step-by-step explanation: