In a group of ducks and cows, the total number of legs are 26 more than twice the no. of heads. Find the total no.of buffaloes.  Select:
A) 10
B) 12
C) 13
D) 15
E) 16
Let the number of buffaloes be x and the number of ducks be y   =&gt; 4x + 2y = 2 (x + y) + 26   =&gt; 2x = 26 =&gt; x = 13   13
<result>C</result>
In a group of ducks and cows, the total number of legs are 26 more than twice the no. of heads. Find the total no.of buffaloes.