Question: We included white-water rafting on the Zambezi River as one of our 21 mind-blowing trips of a lifetime. Only for the truly brave of heart, this high-volume pool-drop river floods between February and the end of June and at times the volume is ____ times that of the Colorado River.
4
2
3
5
Answer: The correct answer is 4. Source: https://www.imlearningmath.com/