help pls i need i got 2 mins

Answer:
The new position of the bird is 1 ft below surface of pond.
Step-by-step explanation:
- Position of water bird after 15ft dive:
11-15= -4ft
- Position of water after rising 3 feet:
-4+3= -1ft
Therefor it id 1ft below the surface of the pond
Answer:
The water bird is negative 1 or -1 feet in the water.
Step-by-step explanation:
11 - 15 = -4
Then the water bird rises 3 feet under water to catch a fish.
-4 + 3 = -1.
Hope this helps.