What is the total number of individuals reporting to Nadina from Cairo ?

What is the total number of individuals reporting to Srinath from Mumbai ?

What is the total number of individuals reporting to Srinath from Tokyo & Singapore combined ?

From which region we have the longest email ? "excluding pg.com"

What is the transportation with the mean most expensive fare?

Which country get the highest mean fare ?

What is the total value paid by Mumbai

Which country gets the highest numbers of characters in emails ?