Answer:
weight of zachary=37kg95gram
weight of zachary=37 ×1000+95
weight of zachary=37095
now
weight of gabe=weight of zachary-4650
weight of gabe=37095-4650
weight of gabe=32445
again
weight of harry=weight of gabe-2905
weight of harry=32445-2905
weight of harry=29540