A rocket soars for 12 seconds at 150 meters per second. It then plummets 600 meters in 3 seconds. What is the average speed of the rocket in meters per second?	Choose the correct option.
A) 140 B) 150 C) 155 D) 160 E) 175
When soaring, the rocket travels a total distance of 1800m(150m/s for 12s)   While plummeting the rockets travel distance of 600m in 3s   The total distance traveled is 2400m(1800 + 600)   The time taken to travel this distance is 15s(12 + 3)   Average speed = 2400/15= 
<gadget id="calculator">2400/15</gadget>
<output>160</output>
160   ANS: (Option 160)
<result>D</result>
A rocket soars for 12 seconds at 150 meters per second. It then plummets 600 meters in 3 seconds. What is the average speed of the rocket in meters per second?