Napoleon has 17 jelly beans and Sedrich has 4 more jelly beans than Napoleon. If twice the sum of Napoleon and Sedrich's jelly beans is 4 times the number of jelly beans that Mikey has, how many jelly beans does Mikey have?
Sedrich has 17 + 4 = 
<gadget id="calculator">17+4</gadget>
<output>21</output>
21 jelly beans.
The sum of Napoleon and Sedrich's jelly beans is 17 + 21 = 
<gadget id="calculator">17+21</gadget>
<output>38</output>
38 jelly beans.
Twice the sum is 38 x 2 = 
<gadget id="calculator">38*2</gadget>
<output>76</output>
76 jelly beans.
Mikey has 76/4 = 
<gadget id="calculator">76/4</gadget>
<output>19</output>
19 jelly beans.

<result>19</result>