John is traveling to a meeting that is 20 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it to the meeting on time?	Choices:	A) 40 mph	B) 37 mph	C) 41 mph	D) 49 mph	E) 56 mph
Well 40mph. A. Time*rate=distance --&gt; 0.5*rate=20 --&gt; rate=40
<result>A</result>
John is traveling to a meeting that is 20 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it to the meeting on time?