Home » GMAT » What is the Zebra’s speed if the total distance that the two animals traveled until 10:00 o’clock is 46 Km?
The average speed of a Zebra is 4 times faster than that of a horse. The Zebra started to run at 5:00 o’clock and the horse started two hours later. What is the Zebra’s speed if the total distance that the two animals traveled until 10:00 o’clock is 46 Km?
A. 11.5.
B. 12.
C. 16.
D. 8.
E. 6.5.
Correct Answer: D
Explanation/Reference:
Explanation:
Let X be the horse’s speed. The following equation came from the data: 4X x 5 + X x 3 = 46 —> X = 2 Km/h. The zebra’s speed is 8 Km/h.
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