In a farm, in addition to 48 hens there are 42 sheep and 11 oxen with some shepherds. If the total number of feet be 224 more than the number of heads, find the number of shepherd.
The International Day of Democracy is observed every year on September 15 to highlight the values of freedom and respect for human rights as essential elements of democracy.
The theme of the 2018 International Day of Democracy is "Democracy under Strain : Solutions for a changing world".