and B are two cylindrical containers, the ratio of the bottom area is 5:4, the water depth of A container is 8 cm, and the water depth of B container is 3 cm. Fill the two containers with the same amount of water until the water level in container B is 2 cm higher than that in container A. What is the volume of water in container A?
甲、乙两个圆柱形容器，底面积之比是5：4，甲容器水深8厘米，乙容器水深3厘米．往两个容器注入同样多的水，直到乙容器的水比甲容器的水面高出2厘米，甲容器注入水的体积是多少？
<result>28</result>