Jupiter travels around the Sun at an approximate speed of 7.8 miles per second. This speed is how many kilometers per hour? (1 km = 0.6 miles)  Choices
A) 40,500	B) 42,600	C) 44,700	D) 46,800	E) 48,900
The speed is 7.8 miles/s. Then 7.8/0.6= 
<gadget id="calculator">7.8/0.6</gadget>
<output>13</output>
13 km/s   13*3600= 46,800 kph   The answer is 46,800.
<result>D</result>
Jupiter travels around the Sun at an approximate speed of 7.8 miles per second. This speed is how many kilometers per hour? (1 km = 0.6 miles)