ANSWER TO MATH QUESTION:

The total distance from the top of Mt. Everest to the bottom of the Marianas trench is 11.12 Nautical Miles.

ANSWER TO SCIENCE QUESTION:

(1)Mechanical (2) Heat (3) Light (4) Chemical (5) Electrical (6) Nuclear

ANSWER TO GEOGRAPHY QUESTION:

They are all bats.

ANSWER TO HISTORY QUESTION:

The year was 1917.