GMAT Quantitative Reasoning Practice Test 5

Question : 14 of 100

Marks: +1, -0

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?

$11.5$
$12$
$16$
$8$
$6.5$

Validate

Solution:

Let

X

be the horse's speed. The following equation came from the data:

4 X × 5+X × 3=46 → X=2 {\km} {/ } {\h}

. The zebra's speed is

8 {\km} {/} {\h}

Go to Question:

Prev Question

Next Question