Answer
Galter Pavilion is 402 feet.
Queen Mary’s Hospital is 449 feet.
Guy’s Tower is 469 feet.
Work Step by Step
Let x represent the height of Galter Pavilion.
Let x+47 represent the height of Queen Mary’s Hospital.
Let x+67 represent the height of Guy’s Tower.
x+(x+47)+(x+67)=1320
3x+114=1320
3x=1206
x=402
Galter Pavilion is 402 feet.
Queen Mary’s Hospital is 449 feet.
Guy’s Tower is 469 feet.