Mars travels around the Sun at an approximate speed of 14.4 miles per second. This speed is how many kilometers per hour? (1 km = 0.6 miles)  Choose the correct choice from the following options: A) 64,200 B) 75,300 C) 86,400 D) 97,500 E) 108,600
The speed is 14.4 miles/s. Then 14.4/0.6= 
<gadget id="calculator">14.4/0.6</gadget>
<output>24</output>
24 km/s   24*3600= 86,400 kph   The answer is 86,400.
<result>C</result>
Mars travels around the Sun at an approximate speed of 14.4 miles per second. This speed is how many kilometers per hour? (1 km = 0.6 miles)