Answer:
Its two and Four,
Step-by-step explanation:
The ratio is two dogs to 4 cats.
Answer:
A positive number
Step-by-step explanation:
Answer:
51.
Step-by-step explanation:
The mode is the value which occurs most.
Ifwe look at the right side we see that the number occurring the most is 1:
'111'.
This is 51.
Answer:
The correct answer is A which is

Step-by-step explanation:
The angle of elevation from the submarine to the boat is
.
This is the angle through which an observer from the submarine will raise the head before seeing the boat.
See diagram in the attachment for illustration.