It’s the 31 hope this helps you
Answer:
Total distance from Mr. West to dolphin 
Step-by-step explanation:
Height of cliff on which Mr. West is standing above the surface of ocean =
Mr. West spot the dolphin under the water at a depth of = 
∴ Total distance from Mr. West to dolphin=
Adding mixed numbers

Adding whole numbers first.

Adding fractions by taking LCD.

Answer:
x=3
Step-by-step explanation:
He paid him : 24t + 15
for 3 hrs...
24(3) + 15 = 72 + 15 = $ 87