The commonly used raw material in the manufacture of cement is 

When was Civil Service Regulation, 2050 published with red seal? 

When is civil service day (Nijamati Sewa Diwas) observed? 

When the plane situated in between the object and observer such projection is a  

Count the number of parallelograms in the given figure. 

How many municipalities are there in Nepal? 

1, 1, 2, 6, 24, ?, 720 

When was Singhadurbar caught fire?