Răspuns:
H I D R O S F E R A
F L U V I I
B A L T I
P A C I F I C
G H E A T A
vertical DULCE
Atlantic = 106.500.000 km²
Pacific = 161.800.000 km²
106500000 +
161800000
===========
268300000
Atlantic = Groapa Puerto Rico 9219 m
Pacific = Groapa Marianelor 11034 m
11034 +
9219
======
20253