Hershel has 10 betta fish and 15 goldfish in a bowl. His friend Bexley brings him 2/5 times as many betta fish and 1/3 times as many goldfish. If Hershel gifts his sister 1/2 of the fish, calculate the total number of fish he has remaining in the bowl.
Bexley gives Hershel 2/5*10 = 
<gadget id="calculator">2/5*10</gadget>
<output>4</output>
4 betta fish.
The total number of betta fish in the bowl is now 4+10 = 
<gadget id="calculator">4+10</gadget>
<output>14</output>
14.
He also gives Hershel 1/3*15 = 
<gadget id="calculator">1/3*15</gadget>
<output>5</output>
5 goldfish.
The total number of goldfish in the bowl is now 15+5 = 
<gadget id="calculator">15+5</gadget>
<output>20</output>
20.
Counting the betta fish and goldfish, Hershel now has a total of 14 + 20 = 
<gadget id="calculator">14+20</gadget>
<output>34</output>
34 fish.
When he gives his sister half of the fish, the remaining half is 34/2 = 
<gadget id="calculator">34/2</gadget>
<output>17</output>
17 fish.

<result>17</result>