If 0 < a < b and k = (2a + b)/b , which of the following must be true? Choose the correct choice: A) k < 3 B) k < 7 C) k < 9 D) k > 9 E) k > 11
Please follow posting guidelines (link in my signature) especially writing the correct topic title. Also do mention the source of the question if you select the tag:Source-Other Please Specify.   As for your question, it is very simple and straightforward with number plug in.   Assume a=1 and b=2 as a&lt;b, you get k = (2+2)/2= 
<gadget id="calculator">(2+2)/2</gadget>
<output>2</output>
2. This eliminates all but option k &lt; 3 , making it the correct answer.
<result>A</result>
If 0 < a < b and k = (2a + b)/b , which of the following must be true?