plz answer fast 
​​

Dear Student,

Please find below the solution to the asked query:

1 ) 1 kilometre  =  1000  metre

2 ) Two given numbers can be compared by counting their number of digits .

3 ) The Indian system of numeration commas are used to mark thousand , lakh and crore

4 ) Greatest to smallest arrangement is called descending  order .


Hope this information will clear your doubts about topic.

Send rest of the queries in different thread so we could help you precisely  .

Regards