1.  Who invented pendrive ?

Ans. Pua Khein-Seng 


2. Which is the weakest currency in the world ?

Ans. Iranian Rial 

42,105.00 Iranian Rial is exchanged with 1 US Doller 



3. Which country has largest forest area in the world ?

Ans. Russia 

7,762,602 km2 which are 45.40 % of the country's land . 


      4. Which is the strongest currency in the world ? 
                           
                         Ans. Kuwaiti Dinar 

                  1 Kuwaiti Dinar = 3.3 US D 


               4. How many eyes does a butterfly have ?

                                           Ans . 12,000