The percentage decrease is 60% decrease because it changed by 81 and 81 is 60% of 135
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.

Nxjxixjjxxjxjxjxjxj snznznxjx
Answer:
D
Step-by-step explanation:
first you have to do 6 times 3 and get 18 then you need to add 3 to that then divided that by 2 then you get your answer
Answer:
Mean: 33.3
SD: 32.8
Step-by-step explanation: